验证..

问题描述

大家好...

如果文本框中的电子邮件ID无效，我想知道如何停止button_click事件.
我正在使用正则表达式验证器，但它仅显示无效的emailid，但正在单击按钮，并且无效的电子邮件存储在数据库中.

请给我帮助...

谢谢
Nikhil

Hi all ...

I want to know how to stop the button_click event if the email id in textbox is given invalid.
i am using regular expression validator but it is only showing that invalid emailid but button click is happening and that invalid email is storing in database.

Please send me the help...

Thanks
Nikhil

推荐答案

onClientClick = if(InValid(someEmail)) return false;

function InValid(checkEmail)
{
 // use your logic here and return true or false accordingly. 
}

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