vb.net锚点函数 vbnet控件获得焦点

在 VB.NET 中 SetWindowPos 应如何使用?因为数据类型的不同,VB.NET调用系统API函数和VB6不太一样 , VB6是这样:
Public Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal X As Long, ByVal Y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
在VB.NET中是这样调用:
DllImport("user32.dll", SetLastError:=True) _
Public Shared Function SetWindowPos(ByVal hWnd As IntPtr, ByVal hWndInsertAfter As IntPtr, ByVal X As Integer, ByVal Y As Integer, ByVal cx As Integer, ByVal cy As Integer, ByVal uFlags As SetWindowPosFlags) As Boolean
End Function
参考:
vb.net mid()函数它本身是没法忽略空格这个功能的,只能在MID取出字符后判断是不是空格,是就放弃这个就可以了
VB.net为什么取消了“lenb”“midb”这些函数,.net又如何通过变通方法来实现?include QtCore/QCoreApplication
#include QAxObject
#include Windows.h
int main(int argc, char *argv[])
{
//OleInitialize(0);
//CoInitialize(0);
QCoreApplication a(argc, argv);
QAxObject *asdfg = new QAxObject("Excel.Application");
return a.exec();
}
VB.NET自定义函数很简单vb.net锚点函数,在end select前再多加一种情况case else return "XXXx",因为vb.net锚点函数你只提供vb.net锚点函数了0-9这10种情况
Public Function Zuhe(ByVal qa As String) As String
Select Case qa
Case "0"
Return "1"
Case "1"
Return "3"
Case "2"
Return "4"
【vb.net锚点函数 vbnet控件获得焦点】Case "3"
Return "6"
Case "4"
Return "2"
Case "5"
Return "8"
Case "6"
Return "9"
Case "7"
Return "7"
Case "8"
Return "5"
Case "9"
Return "0"
Case else
Return "XXXX"
End Select
End Function
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