VB编程：传递指针变量-41
【摘要】
1、运行效果
2、程序代码
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Dim q As String
...
1、运行效果
2、程序代码
Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long)
Dim q As String
Dim p As String
Private Sub Command1_Click()
On Error GoTo 1
jiaohuan p, q
Text1.Text = q
Text2.Text = p
1: End Sub
Private Sub Form_Load()
q = "abcdel"
p = "123456"
Text1.Text = q
Text2.Text = p
End Sub
Private Function jiaohuan(ByRef str1 As String, ByRef str2 As String)
Dim p
CopyMemory ByVal VarPtr(p), ByVal VarPtr(str2), 4
CopyMemory ByVal VarPtr(str2), ByVal VarPtr(str1), 4
CopyMemory ByVal VarPtr(str1), ByVal VarPtr(p), 4
End Function
文章来源: pengshiyu.blog.csdn.net，作者：彭世瑜，版权归原作者所有，如需转载，请联系作者。
原文链接：pengshiyu.blog.csdn.net/article/details/81048886
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