关于VB的问题．求一个代码

显示全部楼层 · 2008-11-8 18:17:57

要求是这样的：用两个标签．两个命令按扭．一个文本框．当在文本框输入密码时．密码正确就在标签2中显示下一步．密码错误就在标签2中显示密码错误，请重新输入．输入3次密码错误系统就自动退出

千问 · 2008-11-8 18:17:57

程序错误当在文本框输入密码时．密码正确就在标签2中显示下一步．密码错误就在标签2中显示密码错误，请重新输入．输入3次密码错误系统就自动退出那么最多只能输入3位字符超过3位则退出且只用到文本框和1个标签...

千问 · 2008-11-8 18:17:57

Dim a As LongPrivate Sub Command1_Click()If Text1.Text = a ThenLabel1.Caption = "下一步"ElseLabel1.Caption = "密码错误"End IfEnd SubPrivate Sub Form_Load()Text1.Pass...

千问 · 2008-11-8 18:17:57

Private Sub Command1_Click()Static n As Integer'静态变量用于统计密码检验次数Const mimao As String = "1234"'预设密码1234n = n + 1If Text1.Text = mimao ThenLabel2.Caption = "下一步"Else...