|M| 想更改RegularExpressionValidator控件添加一个判断是否不为空的功能,大家帮看看
下面是生成的HTML在哪里加一段js可以让当T1为空时返回false
谢谢
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN " "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<html xmlns= "http://www.w3.org/1999/xhtml " >
<head> <title>
无标题页
</title> </head>
<body>
<form name= "form1 " method= "post " action= "Default.aspx " onsubmit= "javascript:return WebForm_OnSubmit(); " id= "form1 ">
<div>
<input type= "hidden " name= "__EVENTTARGET " id= "__EVENTTARGET " value= " " />
<input type= "hidden " name= "__EVENTARGUMENT " id= "__EVENTARGUMENT " value= " " />
<input type= "hidden " name= "__VIEWSTATE " id= "__VIEWSTATE " value= "/wEPDwUJMTA3MzgzNDYzZGR7cA39GfTp6FeOknPakCxFaPbt4w== " />
</div>
<script type= "text/javascript ">
<!--
var theForm = document.forms[ 'form1 '];
if (!theForm) {
theForm = document.form1;
}
function __doPostBack(eventTarget, eventArgument) {
if (!theForm.onsubmit || (theForm.onsubmit() != false)) {
theForm.__EVENTTARGET.value = eventTarget;
theForm.__EVENTARGUMENT.value = eventArgument;
theForm.submit();
}
}
// -->
</script>
<script src= "/Web/WebResource.axd?d=nP-B40yeBbsJrm4QuiEHMg2&t=633042217540000000 " type= "text/javascript "> </script>
<script src= "/Web/WebResource.axd?d=lSva9Ufyi4BtNn1ru4fVrbhqXLr_4gibY_Z6iF3ERy81&t=633042217540000000 " type= "text/javascript "> </script>
<script type= "text/javascript ">
<!--
function WebForm_OnSubmit() {
if (typeof(ValidatorOnSubmit) == "function " && ValidatorOnSubmit() == false) return false;
return true;
}
// -->
</script>
<input name= "T1 " type= "text " value= "2 " id= "T1 " />
<input type= "submit " name= "Button1 " value= "Button " onclick= "javascript:WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions("Button1", "", true, "", "", false, false)) " id= "Button1 " />
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