update customer

xj qian

2024-06-25 438405d6293c2e4a99af869f30febf7d06417587

 jrj/xframe/src/xstring.cpp

@@ -284,8 +284,13 @@
xstring& xstring::operator =(const xstring& rhs) 
{
    if (data)((KStringBlock<wchar_t>*)data)->Release();
    if (rhs.data)
    {
    ((KStringBlock<wchar_t>*)rhs.data)->AddRef();
    data = rhs.data;
    }
    else
        data = nullptr;
   return *this;
}
xstring& xstring::operator =(const wchar_t* rhs)