本文介绍了asp.net RegularExpressionValidator ValidationExpression的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我想制作一个asp.net Regularexpressionvalidator ValidationExpression来阻止输入;和-.
我可以做到–它是ValidationExpression ="[^-] *"
I want to make a asp.net regularexpressionvalidator ValidationExpression that will prevent to give input ; and –- .
I can do for – and it is ValidationExpression="[^-]*"
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server"
ControlToValidate="TextBox1" Display="Dynamic" ErrorMessage="**"
ValidationExpression="[^-]*" >
以上表达可以防止单字符.我将允许单身人士.我将阻止使用双字符(-).
我需要预防;和–一次.
块:; .......--
:; ......-
允许:....-
有人可以帮我吗?
Above expression can prevent single – character. I will give permission for single – chareter. I will block for double – character (--).
I need to prevent ; and – at a time.
block: ;.......--
:;......-
allow:....-
Can anyone help me?
推荐答案
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server"
ControlToValidate="TextBox1" Display="Dynamic" ErrorMessage="**"
ValidationExpression="^[--;-]
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