按钮做界面跳转时，屏蔽输入框的验证可添加属性： causesvalidation=”false”
<form runat=”server”> < asp:button id=”button1″ runat=”server” causesvalidation=”false” text=”cancel” /> < /form>
可参考知识点的连接
http://www.runoob.com/aspnet/prop-webcontrol-button-causesvalidation.html
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