longzijian 发表于 2013-1-29 09:31:02

JavaScript日期验证

  /*
 *validate date(include bissextile)
 *format: dd-mm-yyyy
 *add by tony
 */
 function isValidDate(sText) {
     //yyyy-MM-dd
     var reDate = /^((((1|\d)\d{2})-(0?|1)-(0?|\d|3))|(((1|\d)\d{2})-(0?|1)-(0?|\d|30))|(((1|\d)\d{2})-0?2-(0?|1\d|2))|(((1|\d)(0||)|((16||)00))-0?2-29))$/
     //dd-mm-yyyy
     //var reDate = /^(((0?|\d|3)-(0?|1)-((1|\d)\d{2}))|((0?|\d|30)-(0?|1)-((1|\d)\d{2}))|((0?|1\d|2)-0?2-((1|\d)\d{2}))|(29-0?2-((1|\d)(0||)|((16||)00))))$/
     return reDate.test(sText);
 }
 function validateDate(obj){
  alert(""+document.proDocForm.beginDate.value);
     var begin = trim(obj.value);
     if( begin != ""){
   if(isValidDate(begin) == false){
             alert("请你输入正确的日期格式:YYYY-MM-DD");        
       obj.value="";
       obj.focus();
         }
     }
 }  
 
 function ltrim(s){
  return s.replace( /^\s*/, "");
 }
 //去右空格;
 function rtrim(s){
  return s.replace( /\s*$/, "");
 }
 //左右空格;
 function trim(s){
  return rtrim(ltrim(s));
 }
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