<template> 
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    <div class="popup-result"> 
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        <p class="title">最近5次运行时间</p> 
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        <ul class="popup-result-scroll"> 
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            <template v-if='isShow'> 
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                <li v-for='item in resultList' :key="item">{{item}}</li> 
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            </template> 
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            <li v-else>计算结果中...</li> 
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        </ul> 
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    </div> 
 | 
</template> 
 | 
  
 | 
<script> 
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export default { 
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    data() { 
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        return { 
 | 
            dayRule: '', 
 | 
            dayRuleSup: '', 
 | 
            dateArr: [], 
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            resultList: [], 
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            isShow: false 
 | 
        } 
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    }, 
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    name: 'crontab-result', 
 | 
    methods: { 
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        // 表达式值变化时,开始去计算结果 
 | 
        expressionChange() { 
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 | 
            // 计算开始-隐藏结果 
 | 
            this.isShow = false; 
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            // 获取规则数组[0秒、1分、2时、3日、4月、5星期、6年] 
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            let ruleArr = this.$options.propsData.ex.split(' '); 
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            // 用于记录进入循环的次数 
 | 
            let nums = 0; 
 | 
            // 用于暂时存符号时间规则结果的数组 
 | 
            let resultArr = []; 
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            // 获取当前时间精确至[年、月、日、时、分、秒] 
 | 
            let nTime = new Date(); 
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            let nYear = nTime.getFullYear(); 
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            let nMonth = nTime.getMonth() + 1; 
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            let nDay = nTime.getDate(); 
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            let nHour = nTime.getHours(); 
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            let nMin = nTime.getMinutes(); 
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            let nSecond = nTime.getSeconds(); 
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            // 根据规则获取到近100年可能年数组、月数组等等 
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            this.getSecondArr(ruleArr[0]); 
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            this.getMinArr(ruleArr[1]); 
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            this.getHourArr(ruleArr[2]); 
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            this.getDayArr(ruleArr[3]); 
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            this.getMonthArr(ruleArr[4]); 
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            this.getWeekArr(ruleArr[5]); 
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            this.getYearArr(ruleArr[6], nYear); 
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            // 将获取到的数组赋值-方便使用 
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            let sDate = this.dateArr[0]; 
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            let mDate = this.dateArr[1]; 
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            let hDate = this.dateArr[2]; 
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            let DDate = this.dateArr[3]; 
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            let MDate = this.dateArr[4]; 
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            let YDate = this.dateArr[5]; 
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            // 获取当前时间在数组中的索引 
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            let sIdx = this.getIndex(sDate, nSecond); 
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            let mIdx = this.getIndex(mDate, nMin); 
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            let hIdx = this.getIndex(hDate, nHour); 
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            let DIdx = this.getIndex(DDate, nDay); 
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            let MIdx = this.getIndex(MDate, nMonth); 
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            let YIdx = this.getIndex(YDate, nYear); 
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            // 重置月日时分秒的函数(后面用的比较多) 
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            const resetSecond = function () { 
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                sIdx = 0; 
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                nSecond = sDate[sIdx] 
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            } 
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            const resetMin = function () { 
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                mIdx = 0; 
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                nMin = mDate[mIdx] 
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                resetSecond(); 
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            } 
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            const resetHour = function () { 
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                hIdx = 0; 
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                nHour = hDate[hIdx] 
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                resetMin(); 
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            } 
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            const resetDay = function () { 
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                DIdx = 0; 
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                nDay = DDate[DIdx] 
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                resetHour(); 
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            } 
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            const resetMonth = function () { 
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                MIdx = 0; 
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                nMonth = MDate[MIdx] 
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                resetDay(); 
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            } 
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            // 如果当前年份不为数组中当前值 
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            if (nYear !== YDate[YIdx]) { 
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                resetMonth(); 
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            } 
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            // 如果当前月份不为数组中当前值 
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            if (nMonth !== MDate[MIdx]) { 
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                resetDay(); 
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            } 
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            // 如果当前“日”不为数组中当前值 
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            if (nDay !== DDate[DIdx]) { 
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                resetHour(); 
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            } 
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            // 如果当前“时”不为数组中当前值 
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            if (nHour !== hDate[hIdx]) { 
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                resetMin(); 
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            } 
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            // 如果当前“分”不为数组中当前值 
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            if (nMin !== mDate[mIdx]) { 
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                resetSecond(); 
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            } 
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            // 循环年份数组 
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            goYear: for (let Yi = YIdx; Yi < YDate.length; Yi++) { 
 | 
                let YY = YDate[Yi]; 
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                // 如果到达最大值时 
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                if (nMonth > MDate[MDate.length - 1]) { 
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                    resetMonth(); 
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                    continue; 
 | 
                } 
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                // 循环月份数组 
 | 
                goMonth: for (let Mi = MIdx; Mi < MDate.length; Mi++) { 
 | 
                    // 赋值、方便后面运算 
 | 
                    let MM = MDate[Mi]; 
 | 
                    MM = MM < 10 ? '0' + MM : MM; 
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                    // 如果到达最大值时 
 | 
                    if (nDay > DDate[DDate.length - 1]) { 
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                        resetDay(); 
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                        if (Mi == MDate.length - 1) { 
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                            resetMonth(); 
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                            continue goYear; 
 | 
                        } 
 | 
                        continue; 
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                    } 
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                    // 循环日期数组 
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                    goDay: for (let Di = DIdx; Di < DDate.length; Di++) { 
 | 
                        // 赋值、方便后面运算 
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                        let DD = DDate[Di]; 
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                        let thisDD = DD < 10 ? '0' + DD : DD; 
 | 
  
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                        // 如果到达最大值时 
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                        if (nHour > hDate[hDate.length - 1]) { 
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                            resetHour(); 
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                            if (Di == DDate.length - 1) { 
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                                resetDay(); 
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                                if (Mi == MDate.length - 1) { 
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                                    resetMonth(); 
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                                    continue goYear; 
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                                } 
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                                continue goMonth; 
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                            } 
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                            continue; 
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                        } 
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                        // 判断日期的合法性,不合法的话也是跳出当前循环 
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                        if (this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true && this.dayRule !== 'workDay' && this.dayRule !== 'lastWeek' && this.dayRule !== 'lastDay') { 
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                            resetDay(); 
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                            continue goMonth; 
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                        } 
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                        // 如果日期规则中有值时 
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                        if (this.dayRule == 'lastDay') { 
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                            // 如果不是合法日期则需要将前将日期调到合法日期即月末最后一天 
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                            if (this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                while (DD > 0 && this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                    DD--; 
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                                    thisDD = DD < 10 ? '0' + DD : DD; 
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                                } 
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                            } 
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                        } else if (this.dayRule == 'workDay') { 
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                            // 校验并调整如果是2月30号这种日期传进来时需调整至正常月底 
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                            if (this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                while (DD > 0 && this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                    DD--; 
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                                    thisDD = DD < 10 ? '0' + DD : DD; 
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                                } 
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                            } 
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                            // 获取达到条件的日期是星期X 
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                            let thisWeek = this.formatDate(new Date(YY + '-' + MM + '-' + thisDD + ' 00:00:00'), 'week'); 
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                            // 当星期日时 
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                            if (thisWeek == 0) { 
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                                // 先找下一个日,并判断是否为月底 
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                                DD++; 
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                                thisDD = DD < 10 ? '0' + DD : DD; 
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                                // 判断下一日已经不是合法日期 
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                                if (this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                    DD -= 3; 
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                                } 
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                            } else if (thisWeek == 6) { 
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                                // 当星期6时只需判断不是1号就可进行操作 
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                                if (this.dayRuleSup !== 1) { 
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                                    DD--; 
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                                } else { 
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                                    DD += 2; 
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                                } 
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                            } 
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                        } else if (this.dayRule == 'weekDay') { 
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                            // 如果指定了是星期几 
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                            // 获取当前日期是属于星期几 
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                            let thisWeek = this.formatDate(new Date(YY + '-' + MM + '-' + DD + ' 00:00:00'), 'week'); 
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                            // 校验当前星期是否在星期池(dayRuleSup)中 
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                            if (Array.indexOf(this.dayRuleSup, thisWeek) < 0) { 
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                                // 如果到达最大值时 
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                                if (Di == DDate.length - 1) { 
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                                    resetDay(); 
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                                    if (Mi == MDate.length - 1) { 
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                                        resetMonth(); 
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                                        continue goYear; 
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                                    } 
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                                    continue goMonth; 
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                                } 
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                                continue; 
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                            } 
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                        } else if (this.dayRule == 'assWeek') { 
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                            // 如果指定了是第几周的星期几 
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                            // 获取每月1号是属于星期几 
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                            let thisWeek = this.formatDate(new Date(YY + '-' + MM + '-' + DD + ' 00:00:00'), 'week'); 
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                            if (this.dayRuleSup[1] >= thisWeek) { 
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                                DD = (this.dayRuleSup[0] - 1) * 7 + this.dayRuleSup[1] - thisWeek + 1; 
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                            } else { 
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                                DD = this.dayRuleSup[0] * 7 + this.dayRuleSup[1] - thisWeek + 1; 
 | 
                            } 
 | 
                        } else if (this.dayRule == 'lastWeek') { 
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                            // 如果指定了每月最后一个星期几 
 | 
                            // 校验并调整如果是2月30号这种日期传进来时需调整至正常月底 
 | 
                            if (this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
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                                while (DD > 0 && this.checkDate(YY + '-' + MM + '-' + thisDD + ' 00:00:00') !== true) { 
 | 
                                    DD--; 
 | 
                                    thisDD = DD < 10 ? '0' + DD : DD; 
 | 
                                } 
 | 
                            } 
 | 
                            // 获取月末最后一天是星期几 
 | 
                            let thisWeek = this.formatDate(new Date(YY + '-' + MM + '-' + thisDD + ' 00:00:00'), 'week'); 
 | 
                            // 找到要求中最近的那个星期几 
 | 
                            if (this.dayRuleSup < thisWeek) { 
 | 
                                DD -= thisWeek - this.dayRuleSup; 
 | 
                            } else if (this.dayRuleSup > thisWeek) { 
 | 
                                DD -= 7 - (this.dayRuleSup - thisWeek) 
 | 
                            } 
 | 
                        } 
 | 
                        // 判断时间值是否小于10置换成“05”这种格式 
 | 
                        DD = DD < 10 ? '0' + DD : DD; 
 | 
  
 | 
                        // 循环“时”数组 
 | 
                        goHour: for (let hi = hIdx; hi < hDate.length; hi++) { 
 | 
                            let hh = hDate[hi] < 10 ? '0' + hDate[hi] : hDate[hi] 
 | 
  
 | 
                            // 如果到达最大值时 
 | 
                            if (nMin > mDate[mDate.length - 1]) { 
 | 
                                resetMin(); 
 | 
                                if (hi == hDate.length - 1) { 
 | 
                                    resetHour(); 
 | 
                                    if (Di == DDate.length - 1) { 
 | 
                                        resetDay(); 
 | 
                                        if (Mi == MDate.length - 1) { 
 | 
                                            resetMonth(); 
 | 
                                            continue goYear; 
 | 
                                        } 
 | 
                                        continue goMonth; 
 | 
                                    } 
 | 
                                    continue goDay; 
 | 
                                } 
 | 
                                continue; 
 | 
                            } 
 | 
                            // 循环"分"数组 
 | 
                            goMin: for (let mi = mIdx; mi < mDate.length; mi++) { 
 | 
                                let mm = mDate[mi] < 10 ? '0' + mDate[mi] : mDate[mi]; 
 | 
  
 | 
                                // 如果到达最大值时 
 | 
                                if (nSecond > sDate[sDate.length - 1]) { 
 | 
                                    resetSecond(); 
 | 
                                    if (mi == mDate.length - 1) { 
 | 
                                        resetMin(); 
 | 
                                        if (hi == hDate.length - 1) { 
 | 
                                            resetHour(); 
 | 
                                            if (Di == DDate.length - 1) { 
 | 
                                                resetDay(); 
 | 
                                                if (Mi == MDate.length - 1) { 
 | 
                                                    resetMonth(); 
 | 
                                                    continue goYear; 
 | 
                                                } 
 | 
                                                continue goMonth; 
 | 
                                            } 
 | 
                                            continue goDay; 
 | 
                                        } 
 | 
                                        continue goHour; 
 | 
                                    } 
 | 
                                    continue; 
 | 
                                } 
 | 
                                // 循环"秒"数组 
 | 
                                goSecond: for (let si = sIdx; si <= sDate.length - 1; si++) { 
 | 
                                    let ss = sDate[si] < 10 ? '0' + sDate[si] : sDate[si]; 
 | 
                                    // 添加当前时间(时间合法性在日期循环时已经判断) 
 | 
                                    if (MM !== '00' && DD !== '00') { 
 | 
                                        resultArr.push(YY + '-' + MM + '-' + DD + ' ' + hh + ':' + mm + ':' + ss) 
 | 
                                        nums++; 
 | 
                                    } 
 | 
                                    // 如果条数满了就退出循环 
 | 
                                    if (nums == 5) break goYear; 
 | 
                                    // 如果到达最大值时 
 | 
                                    if (si == sDate.length - 1) { 
 | 
                                        resetSecond(); 
 | 
                                        if (mi == mDate.length - 1) { 
 | 
                                            resetMin(); 
 | 
                                            if (hi == hDate.length - 1) { 
 | 
                                                resetHour(); 
 | 
                                                if (Di == DDate.length - 1) { 
 | 
                                                    resetDay(); 
 | 
                                                    if (Mi == MDate.length - 1) { 
 | 
                                                        resetMonth(); 
 | 
                                                        continue goYear; 
 | 
                                                    } 
 | 
                                                    continue goMonth; 
 | 
                                                } 
 | 
                                                continue goDay; 
 | 
                                            } 
 | 
                                            continue goHour; 
 | 
                                        } 
 | 
                                        continue goMin; 
 | 
                                    } 
 | 
                                } //goSecond 
 | 
                            } //goMin 
 | 
                        }//goHour 
 | 
                    }//goDay 
 | 
                }//goMonth 
 | 
            } 
 | 
            // 判断100年内的结果条数 
 | 
            if (resultArr.length == 0) { 
 | 
                this.resultList = ['没有达到条件的结果!']; 
 | 
            } else { 
 | 
                this.resultList = resultArr; 
 | 
                if (resultArr.length !== 5) { 
 | 
                    this.resultList.push('最近100年内只有上面' + resultArr.length + '条结果!') 
 | 
                } 
 | 
            } 
 | 
            // 计算完成-显示结果 
 | 
            this.isShow = true; 
 | 
  
 | 
  
 | 
        }, 
 | 
        // 用于计算某位数字在数组中的索引 
 | 
        getIndex(arr, value) { 
 | 
            if (value <= arr[0] || value > arr[arr.length - 1]) { 
 | 
                return 0; 
 | 
            } else { 
 | 
                for (let i = 0; i < arr.length - 1; i++) { 
 | 
                    if (value > arr[i] && value <= arr[i + 1]) { 
 | 
                        return i + 1; 
 | 
                    } 
 | 
                } 
 | 
            } 
 | 
        }, 
 | 
        // 获取"年"数组 
 | 
        getYearArr(rule, year) { 
 | 
            this.dateArr[5] = this.getOrderArr(year, year + 100); 
 | 
            if (rule !== undefined) { 
 | 
                if (rule.indexOf('-') >= 0) { 
 | 
                    this.dateArr[5] = this.getCycleArr(rule, year + 100, false) 
 | 
                } else if (rule.indexOf('/') >= 0) { 
 | 
                    this.dateArr[5] = this.getAverageArr(rule, year + 100) 
 | 
                } else if (rule !== '*') { 
 | 
                    this.dateArr[5] = this.getAssignArr(rule) 
 | 
                } 
 | 
            } 
 | 
        }, 
 | 
        // 获取"月"数组 
 | 
        getMonthArr(rule) { 
 | 
            this.dateArr[4] = this.getOrderArr(1, 12); 
 | 
            if (rule.indexOf('-') >= 0) { 
 | 
                this.dateArr[4] = this.getCycleArr(rule, 12, false) 
 | 
            } else if (rule.indexOf('/') >= 0) { 
 | 
                this.dateArr[4] = this.getAverageArr(rule, 12) 
 | 
            } else if (rule !== '*') { 
 | 
                this.dateArr[4] = this.getAssignArr(rule) 
 | 
            } 
 | 
        }, 
 | 
        // 获取"日"数组-主要为日期规则 
 | 
        getWeekArr(rule) { 
 | 
            // 只有当日期规则的两个值均为“”时则表达日期是有选项的 
 | 
            if (this.dayRule == '' && this.dayRuleSup == '') { 
 | 
                if (rule.indexOf('-') >= 0) { 
 | 
                    this.dayRule = 'weekDay'; 
 | 
                    this.dayRuleSup = this.getCycleArr(rule, 7, false) 
 | 
                } else if (rule.indexOf('#') >= 0) { 
 | 
                    this.dayRule = 'assWeek'; 
 | 
                    let matchRule = rule.match(/[0-9]{1}/g); 
 | 
                    this.dayRuleSup = [Number(matchRule[0]), Number(matchRule[1])]; 
 | 
                    this.dateArr[3] = [1]; 
 | 
                    if (this.dayRuleSup[1] == 7) { 
 | 
                        this.dayRuleSup[1] = 0; 
 | 
                    } 
 | 
                } else if (rule.indexOf('L') >= 0) { 
 | 
                    this.dayRule = 'lastWeek'; 
 | 
                    this.dayRuleSup = Number(rule.match(/[0-9]{1,2}/g)[0]); 
 | 
                    this.dateArr[3] = [31]; 
 | 
                    if (this.dayRuleSup == 7) { 
 | 
                        this.dayRuleSup = 0; 
 | 
                    } 
 | 
                } else if (rule !== '*' && rule !== '?') { 
 | 
                    this.dayRule = 'weekDay'; 
 | 
                    this.dayRuleSup = this.getAssignArr(rule) 
 | 
                } 
 | 
                // 如果weekDay时将7调整为0【week值0即是星期日】 
 | 
                if (this.dayRule == 'weekDay') { 
 | 
                    for (let i = 0; i < this.dayRuleSup.length; i++) { 
 | 
                        if (this.dayRuleSup[i] == 7) { 
 | 
                            this.dayRuleSup[i] = 0; 
 | 
                        } 
 | 
                    } 
 | 
                } 
 | 
            } 
 | 
        }, 
 | 
        // 获取"日"数组-少量为日期规则 
 | 
        getDayArr(rule) { 
 | 
            this.dateArr[3] = this.getOrderArr(1, 31); 
 | 
            this.dayRule = ''; 
 | 
            this.dayRuleSup = ''; 
 | 
            if (rule.indexOf('-') >= 0) { 
 | 
                this.dateArr[3] = this.getCycleArr(rule, 31, false) 
 | 
                this.dayRuleSup = 'null'; 
 | 
            } else if (rule.indexOf('/') >= 0) { 
 | 
                this.dateArr[3] = this.getAverageArr(rule, 31) 
 | 
                this.dayRuleSup = 'null'; 
 | 
            } else if (rule.indexOf('W') >= 0) { 
 | 
                this.dayRule = 'workDay'; 
 | 
                this.dayRuleSup = Number(rule.match(/[0-9]{1,2}/g)[0]); 
 | 
                this.dateArr[3] = [this.dayRuleSup]; 
 | 
            } else if (rule.indexOf('L') >= 0) { 
 | 
                this.dayRule = 'lastDay'; 
 | 
                this.dayRuleSup = 'null'; 
 | 
                this.dateArr[3] = [31]; 
 | 
            } else if (rule !== '*' && rule !== '?') { 
 | 
                this.dateArr[3] = this.getAssignArr(rule) 
 | 
                this.dayRuleSup = 'null'; 
 | 
            } else if (rule == '*') { 
 | 
                this.dayRuleSup = 'null'; 
 | 
            } 
 | 
        }, 
 | 
        // 获取"时"数组 
 | 
        getHourArr(rule) { 
 | 
            this.dateArr[2] = this.getOrderArr(0, 23); 
 | 
            if (rule.indexOf('-') >= 0) { 
 | 
                this.dateArr[2] = this.getCycleArr(rule, 24, true) 
 | 
            } else if (rule.indexOf('/') >= 0) { 
 | 
                this.dateArr[2] = this.getAverageArr(rule, 23) 
 | 
            } else if (rule !== '*') { 
 | 
                this.dateArr[2] = this.getAssignArr(rule) 
 | 
            } 
 | 
        }, 
 | 
        // 获取"分"数组 
 | 
        getMinArr(rule) { 
 | 
            this.dateArr[1] = this.getOrderArr(0, 59); 
 | 
            if (rule.indexOf('-') >= 0) { 
 | 
                this.dateArr[1] = this.getCycleArr(rule, 60, true) 
 | 
            } else if (rule.indexOf('/') >= 0) { 
 | 
                this.dateArr[1] = this.getAverageArr(rule, 59) 
 | 
            } else if (rule !== '*') { 
 | 
                this.dateArr[1] = this.getAssignArr(rule) 
 | 
            } 
 | 
        }, 
 | 
        // 获取"秒"数组 
 | 
        getSecondArr(rule) { 
 | 
            this.dateArr[0] = this.getOrderArr(0, 59); 
 | 
            if (rule.indexOf('-') >= 0) { 
 | 
                this.dateArr[0] = this.getCycleArr(rule, 60, true) 
 | 
            } else if (rule.indexOf('/') >= 0) { 
 | 
                this.dateArr[0] = this.getAverageArr(rule, 59) 
 | 
            } else if (rule !== '*') { 
 | 
                this.dateArr[0] = this.getAssignArr(rule) 
 | 
            } 
 | 
        }, 
 | 
        // 根据传进来的min-max返回一个顺序的数组 
 | 
        getOrderArr(min, max) { 
 | 
            let arr = []; 
 | 
            for (let i = min; i <= max; i++) { 
 | 
                arr.push(i); 
 | 
            } 
 | 
            return arr; 
 | 
        }, 
 | 
        // 根据规则中指定的零散值返回一个数组 
 | 
        getAssignArr(rule) { 
 | 
            let arr = []; 
 | 
            let assiginArr = rule.split(','); 
 | 
            for (let i = 0; i < assiginArr.length; i++) { 
 | 
                arr[i] = Number(assiginArr[i]) 
 | 
            } 
 | 
            arr.sort(this.compare) 
 | 
            return arr; 
 | 
        }, 
 | 
        // 根据一定算术规则计算返回一个数组 
 | 
        getAverageArr(rule, limit) { 
 | 
            let arr = []; 
 | 
            let agArr = rule.split('/'); 
 | 
            let min = Number(agArr[0]); 
 | 
            let step = Number(agArr[1]); 
 | 
            while (min <= limit) { 
 | 
                arr.push(min); 
 | 
                min += step; 
 | 
            } 
 | 
            return arr; 
 | 
        }, 
 | 
        // 根据规则返回一个具有周期性的数组 
 | 
        getCycleArr(rule, limit, status) { 
 | 
            // status--表示是否从0开始(则从1开始) 
 | 
            let arr = []; 
 | 
            let cycleArr = rule.split('-'); 
 | 
            let min = Number(cycleArr[0]); 
 | 
            let max = Number(cycleArr[1]); 
 | 
            if (min > max) { 
 | 
                max += limit; 
 | 
            } 
 | 
            for (let i = min; i <= max; i++) { 
 | 
                let add = 0; 
 | 
                if (status == false && i % limit == 0) { 
 | 
                    add = limit; 
 | 
                } 
 | 
                arr.push(Math.round(i % limit + add)) 
 | 
            } 
 | 
            arr.sort(this.compare) 
 | 
            return arr; 
 | 
        }, 
 | 
        // 比较数字大小(用于Array.sort) 
 | 
        compare(value1, value2) { 
 | 
            if (value2 - value1 > 0) { 
 | 
                return -1; 
 | 
            } else { 
 | 
                return 1; 
 | 
            } 
 | 
        }, 
 | 
        // 格式化日期格式如:2017-9-19 18:04:33 
 | 
        formatDate(value, type) { 
 | 
            // 计算日期相关值 
 | 
            let time = typeof value == 'number' ? new Date(value) : value; 
 | 
            let Y = time.getFullYear(); 
 | 
            let M = time.getMonth() + 1; 
 | 
            let D = time.getDate(); 
 | 
            let h = time.getHours(); 
 | 
            let m = time.getMinutes(); 
 | 
            let s = time.getSeconds(); 
 | 
            let week = time.getDay(); 
 | 
            // 如果传递了type的话 
 | 
            if (type == undefined) { 
 | 
                return Y + '-' + (M < 10 ? '0' + M : M) + '-' + (D < 10 ? '0' + D : D) + ' ' + (h < 10 ? '0' + h : h) + ':' + (m < 10 ? '0' + m : m) + ':' + (s < 10 ? '0' + s : s); 
 | 
            } else if (type == 'week') { 
 | 
                return week; 
 | 
            } 
 | 
        }, 
 | 
        // 检查日期是否存在 
 | 
        checkDate(value) { 
 | 
            let time = new Date(value); 
 | 
            let format = this.formatDate(time) 
 | 
            return value == format ? true : false; 
 | 
        } 
 | 
    }, 
 | 
    watch: { 
 | 
        'ex': 'expressionChange' 
 | 
    }, 
 | 
    props: ['ex'], 
 | 
    mounted: function () { 
 | 
        // 初始化 获取一次结果 
 | 
        this.expressionChange(); 
 | 
    } 
 | 
} 
 | 
  
 | 
</script> 
 |