DHTML form validation

2024-09-06 12:42:57

字體：大中小

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <title>DHTML form validation</title> <meta name="author" content="http://m.survivalescaperooms.com/"/> <meta name="KeyWords" content="DHTML, HTML, Dynamic HTML,CSS, Menu, Menus,Drag and drop, Drag, Drop, Cross-browser, Cross browser, Examples, Javascript, Free, Javascripts, Cascading Style Sheet, Crossbrowser,Alf Magne Kalleland, Batalf, minesweeper"> <meta name="robots" content="follow"> <meta name="googlebot" content="index, follow"> <head> <style type="text/css"> body{   font-family: Trebuchet MS, Lucida Sans Unicode, Arial, sans-serif;  /* Font to use */   background-color:#FFF;   font-size:0.9em; }    /* Style for invalid input */ .invalidInput{   border:1px solid #F00;   padding:1px; } /* Style for valid input */ .validInput{   border:1px solid #FFF;   padding:1px; } </style> <script type="text/javascript"> /************************************************************************************************************ (C) www.dhtmlgoodies.com, February 2006 This is a script from www.dhtmlgoodies.com. You will find this and a lot of other scripts at our website.   Terms of use: You are free to use this script as long as the copyright message is kept intact. However, you may not redistribute, sell or repost it without our permission. Thank you! www.dhtmlgoodies.com Alf Magne Kalleland ************************************************************************************************************/      // Patterns var formValidationMasks = new Array(); formValidationMasks['email'] = //b[A-Z0-9._%-]+@[A-Z0-9.-]+/.[A-Z]{2,4}/b/gi;  // Email formValidationMasks['numeric'] = /^[0-9]+$/gi;  // Numeric formValidationMasks['zip'] = /^[0-9]{5}/-[0-9]{4}$/gi;  // Numeric var formElementArray = new Array(); function validateInput(e,inputObj) {   if(!inputObj)inputObj = this;       var inputValidates = true;      if(formElementArray[inputObj.name]['required'] && inputObj.tagName=='INPUT' && inputObj.value.length==0)inputValidates = false;   if(formElementArray[inputObj.name]['required'] && inputObj.tagName=='SELECT' && inputObj.selectedIndex==0){     inputValidates = false;   }   if(formElementArray[inputObj.name]['mask'] && !inputObj.value.match(formValidationMasks[formElementArray[inputObj.name]['mask']]))inputValidates = false;   if(formElementArray[inputObj.name]['freemask']){     var tmpMask = formElementArray[inputObj.name]['freemask'];     tmpMask = tmpMask.replace(/-/g,'//-');     tmpMask = tmpMask.replace(/S/g,'[A-Z]');     tmpMask = tmpMask.replace(/N/g,'[0-9]');     tmpMask = eval("/^" + tmpMask + "$/gi");     if(!inputObj.value.match(tmpMask))inputValidates = false   }        if(formElementArray[inputObj.name]['regexpPattern']){     var tmpMask = eval(formElementArray[inputObj.name]['regexpPattern']);     if(!inputObj.value.match(tmpMask))inputValidates = false   }   if(!formElementArray[inputObj.name]['required'] && inputObj.value.length==0 && inputObj.tagName=='INPUT')inputValidates = true;         if(inputValidates){     inputObj.parentNode.className='validInput';   }else{     inputObj.parentNode.className='invalidInput'   } } function isFormValid() {   var divs = document.getElementsByTagName('DIV');   for(var no=0;no             </SPAN>
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<script>
		  function CheckPl(obj)
		  {
		  if(obj.saytext.value=="")
		  {
		  alert("您沒(méi)什么話要說(shuō)嗎？");
		  obj.saytext.focus();
		  return false;
		  }
		  return true;
		  }
		  </script><form action="/e/pl/doaction.php" method="post" name="saypl" id="saypl" onsubmit="return CheckPl(document.saypl)">
<table width="100%" border="0" cellpadding="0" cellspacing="0" id="plpost">

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