text的跳转并验证

王朝other·作者佚名  2006-01-09
窄屏简体版  字體: |||超大  

using System.Text .RegularExpressions;

private void txtChequeCode_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)

{

if(e.KeyCode == Keys.Enter )

{

if(Regex.Match (this.txtChequeCode .Text .Trim (),@"^\d+$").Success )

{

this.txtChequeSum .Focus ();

this.txtChequeSum .Select ();

}

else

{

MessageBox.Show ("输入无效!,只允许输入数字");

}

}

}

private void txtChequeSum_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)

{

if(e.KeyCode == Keys.Enter )

{

if(Regex.Match (this.txtChequeSum .Text .Trim (),@"^\d+$").Success )

{

this.ButtonSave .Focus ();

this.ButtonSave .Select ();

}

else

{

MessageBox.Show ("输入无效!,只允许输入数字");

}

}

}

 
 
 
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