c语言库函数大全--资料收集 Turbo C 2.0 函数中文说明大全 分类函数,所在函数库为ctype.h int isalpha(int ch) 若ch是字母('A'-'Z','a'-'z')返回非0值,否则返回0 int isalnum(int ch) 若ch是字母('A'-'Z','a'-'z')或数字('0'-'9'),返回非0值,否则返回0 int isascii(int ch) 若ch是字符(ASCII码中的0-127)返回非0值,否则返回0 int iscntrl(int ch
查看 vb keycode Private Sub Form_Load() Check1.Value = 1 End Sub Private Sub Text1_KeyDown(KeyCode As Integer, Shift As Integer) If Check1.Value = 1 Then MsgBox KeyCode ElseIf Check2.Value = 1 Then MsgBox Shift End If Dim ShiftDown, AltDown, CtrlDown,
