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Private Sub NewToolStripMenuItem_Click(ByVal sender As Object, ByVal e As EventArgs) Handles

Imports WMPLib Public Class Form1 Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArg

Imports System.IO Imports System.Drawing Imports System.Windows.Forms Public Class Form1 End Class

#include <stdio.h> #include <stdlib.h> #include <math.h> #include <windows.h> // 用于 Beep 函数 // 定义颜色设

#include <stdio.h> #include <stdlib.h> #include <math.h> #include <string.h> #include <windows.h> //

vbKeyLButton0x1鼠标左键vbKeyRButton0x2鼠标右键vbKeyCancel0x3CANCEL键vbKeyMButton0x4鼠标中键vbKeyBack0x8退格键vbKeyTa

按键 代码 SHIFT + CTRL ^ ALT % a是tab切换焦点和切换控件， b是enter换行或进入或确定， c是 空格， d是Esc是取消或停止或关闭， e是CTRL+A即^A是全选， f

Public Class Form1 Dim num1 As Integer '第一个操作数 Dim num2 As Integer '第二个操作数 Dim op As Ch

Public Class Form1 Dim num1 As Double '第一个操作数 Dim num2 As Double '第二个操作数 Dim op As Char '运算符 End Cla