摘要:
private void txtIVQ_KeyPress(object sender, KeyPressEventArgs e) { TextBox txt = (TextBox)sender; //只能输入1次小数点 if (e.KeyChar == 46 && txt.Text.Contains(".")) { e.Handled = true; //e.KeyChar = (... 阅读全文
posted @ 2010-07-01 17:24
BoyceLyu
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