VC++ MFC getwindowtext(),使用提示的错误原因是什么
int num1,num2,num3;
char ch1[12],ch2[12],ch3[12];
m_edit1.GetWindowText(ch1); //在ch1后面不标注长度,会提示出错,size
主要是什么作用
m_edit2.GetWindowText(ch2,12);
num1=_ttoi(ch1);
num2=_ttoi(ch2);
num3=num1+num2;
_itot(num3,ch3,10);
m_edit3.SetWindowText(ch3);
错误提示:
C:\Program Files (x86)\Microsoft Visual Studio\HD_RZG_CiTOS_4.5_EX\HD_RZG_CiTOS_4.5_EX\04_SRC\plan\project\test3\test3Dlg.cpp(270) : error C2664: 'void __thiscall CWnd::GetWindowTextA(class CString &) const' : cannot convert parameter 1 from 'char [
12]' to 'class CString &