JS 表单校验

CheckForm = {
 Require : /.+/,
 Email : /^/w+([-+.]/w+)*@/w+([-.]/w+)*/./w+([-.]/w+)*$/,
 Phone : /^((/(/d{3}/))|(/d{3}/-))?(/(0/d{2,3}/)|0/d{2,3}-)?[1-9]/d{6,7}$/,
 Mobile : /^((/(/d{3}/))|(/d{3}/-))?13/d{9}$/,
 Url : /^http:////[A-Za-z0-9]+/.[A-Za-z0-9]+[//=/?%/-&_~`@[/]/':+!]*([^<>/"/"])*$/,
 IdCard : /^/d{15}(/d{2}[A-Za-z0-9])?$/,
 Currency : /^/d+(/./d+)?$/,
 Number : /^/d+$/,
 Zip : /^[1-9]/d{5}$/,
 QQ : /^[1-9]/d{4,8}$/,
 Integer : /^[-/+]?/d+$/,
 Double : /^[-/+]?/d+(/./d+)?$/,
 English : /^[A-Za-z]+$/,
 Chinese :  /^[/u0391-/uFFE5]+$/,
 UnSafe : /^(([A-Z]*|[a-z]*|/d*|[-_/~!@#/$%/^&/*/./(/)/[/]/{/}<>/?/////'/"]*)|.{0,5})$|/s/,
 IsSafe : function(str){return !this.UnSafe.test(str);},
 IP: "this.ip(value)",
 Port: "this.port(value)",
 SafeString : "this.IsSafe(value)",
 Limit : "this.limit(value.length,getAttribute('min'),  getAttribute('max'))",
 LimitB : "this.limit(this.LenB(value), getAttribute('min'), getAttribute('max'))",
 Date : "this.IsDate(value, getAttribute('min'), getAttribute('format'))",
 Repeat : "value == document.getElementsByName(getAttribute('to'))[0].value",
 Range : "getAttribute('min') < value && value < getAttribute('max')",
 RangeInteger : "this.rangeInteger(getAttribute('min'), value, getAttribute('max'))",
 Compare : "this.compare(value,getAttribute('operator'),getAttribute('to'))",
 Custom : "this.Exec(value, getAttribute('regexp'))",
 Group : "this.MustChecked(getAttribute('name'), getAttribute('min'), getAttribute('max'))",
 ErrorItem : [document.forms[0]],
 ErrorMessage : ["以下原因导致提交失败：/t/t/t/t"],
 Check : function(theForm, mode){
  var obj = theForm || event.srcElement;
  var count = obj.elements.length;
  this.ErrorMessage.length = 1;
  this.ErrorItem.length = 1;
  this.ErrorItem[0] = obj;
  for(var i=0;i<count;i++){
   with(obj.elements[i]){
    var _dataType = getAttribute("dataType");
    if(typeof(_dataType) == "object" || typeof(this[_dataType]) == "undefined")  continue;
    this.ClearState(obj.elements[i]);
    if(getAttribute("require") == "false" && value == "") continue;
    switch(_dataType){
     case "IP":
     case "Port":
     case "Date" :
     case "Repeat" :
     case "Range" :
     case "RangeInteger" :
     case "Compare" :
     case "Custom" :
     case "Group" :
     case "Limit" :
     case "LimitB" :
     case "SafeString" :
      if(!eval(this[_dataType])) {
       this.AddError(i, getAttribute("msg"));
      }
      break;
     default :
      if(!this[_dataType].test(value)){
       this.AddError(i, getAttribute("msg"));
      }
      break;
    }
   }
  }
  if(this.ErrorMessage.length > 1){
   mode = mode || 1;
   var errCount = this.ErrorItem.length;
   switch(mode){
   case 2 :
    for(var i=1;i<errCount;i++)
     this.ErrorItem[i].style.color = "red";
   case 1 :
    alert(this.ErrorMessage.join("/n"));
    this.ErrorItem[1].focus();
    break;
   case 3 :
    for(var i=1;i<errCount;i++){
    try{
     var span = document.createElement("SPAN");
     span.id = "__ErrorMessagePanel";
     span.style.color = "red";
     this.ErrorItem[i].parentNode.appendChild(span);
     span.innerHTML = this.ErrorMessage[i].replace(//d+:/,"*");
     }
     catch(e){alert(e.description);}
    }
    this.ErrorItem[1].focus();
    break;
   default :
    alert(this.ErrorMessage.join("/n"));
    break;
   }
   return false;
  }
  return true;
 },
 limit : function(len,min, max){
  min = min || 0;
  max = max || Number.MAX_VALUE;
  return min <= len && len <= max;
 },
 rangeInteger : function(min, value, max){
  var vint;
  try{
   vint = parseInt(value) ;
  }catch(e){
   alert(e.description);
   return false;
  }
  var refs = true;
  if(min != null && parseInt(min) > vint){
   refs = false;
  }
  if(max != null && parseInt(max) < vint){
   refs = false;
  }
  return refs;
 },
 LenB : function(str){
  return str.replace(/[^/x00-/xff]/g,"**").length;
 },
 ClearState : function(elem){
  with(elem){
   if(style.color == "red")
    style.color = "";
   var lastNode = parentNode.childNodes[parentNode.childNodes.length-1];
   if(lastNode.id == "__ErrorMessagePanel")
    parentNode.removeChild(lastNode);
  }
 },
 AddError : function(index, str){
  this.ErrorItem[this.ErrorItem.length] = this.ErrorItem[0].elements[index];
  this.ErrorMessage[this.ErrorMessage.length] = this.ErrorMessage.length + ":" + str;
 },
 Exec : function(op, reg){
  return new RegExp(reg,"g").test(op);
 },
 compare : function(op1,operator,op2){
  switch (operator) {
   case "NotEqual":
    return (op1 != op2);
   case "GreaterThan":
    return (op1 > op2);
   case "GreaterThanEqual":
    return (op1 >= op2);
   case "LessThan":
    return (op1 < op2);
   case "LessThanEqual":
    return (op1 <= op2);
   default:
    return (op1 == op2);           
  }
 },
 MustChecked : function(name, min, max){
  var groups = document.getElementsByName(name);
  var hasChecked = 0;
  min = min || 1;
  max = max || groups.length;
  for(var i=groups.length-1;i>=0;i--)
   if(groups[i].checked) hasChecked++;
  return min <= hasChecked && hasChecked <= max;
 },
 IsDate : function(op, formatString){
  formatString = formatString || "ymd";
  var m, year, month, day;
  switch(formatString){
   case "ymd" :
    m = op.match(new RegExp("^((//d{4})|(//d{2}))([-./])(//d{1,2})//4(//d{1,2})$"));
    if(m == null ) return false;
    day = m[6];
    month = m[5]--;
    year =  (m[2].length == 4) ? m[2] : GetFullYear(parseInt(m[3], 10));
    break;
   case "dmy" :
    m = op.match(new RegExp("^(//d{1,2})([-./])(//d{1,2})//2((//d{4})|(//d{2}))$"));
    if(m == null ) return false;
    day = m[1];
    month = m[3]--;
    year = (m[5].length == 4) ? m[5] : GetFullYear(parseInt(m[6], 10));
    break;
   default :
    break;
  }
  if(!parseInt(month)) return false;
  month = month==12 ?0:month;
  var date = new Date(year, month, day);
        return (typeof(date) == "object" && year == date.getFullYear() && month == date.getMonth() && day == date.getDate());
  function GetFullYear(y){return ((y<30 ? "20" : "19") + y)|0;}
 },
 ip : function(value){
  var re=/^(/d+)/.(/d+)/.(/d+)/.(/d+)$/;
     if(re.test(value))  
     {  
         if( RegExp.$1 <256 && RegExp.$2<256 && RegExp.$3<256 && RegExp.$4<256) return true;  
     }  
     return false;
 },
 port : function(value){
  var integer;
  var re=/^/d+$/;
  if(value == '-1')
  {
   return true;
  }
   if(value=="" || value==null){
   return false;
  }
  var portArray = new Array(); 
     portArray=value.split("~");
     if(portArray.length==1){
      integer=parseInt(value);
      if ((!re.test(value) ) || (integer<0) || (integer>65536)){return false;}
     }
     if(portArray.length==2){
      var sport=parseInt(portArray[0]);
      var eport=parseInt(portArray[1]);
      if((!re.test(portArray[0]) ) || (!re.test(portArray[1]) ) || (sport<0) || (eport<0) || (sport>65536) || (eport>65536) || (sport>eport) ){ return false;}
     }
     if(portArray.length>2) return false;
  return true;
 }
 }
 
   function xx(name,value){
    if(trimValue(document.getElementById(name).value)==null || trimValue(document.getElementById(name).value)==""){
     alert(value);
     document.getElementById(name).focus();
      return false;
    }
    else
    {
     return true;
    }
   }
  
    function   trimValue(value){  
          return   value.replace(/^/s*/,   '').replace(//s*$/,   '');  
   }  

    function submitMyForm(name,myForm,value){
         if(xx(name,value)&& CheckForm.Check(document.getElementById(myForm), 2)){
                document.forms[myForm].submit();
         }
         else{
            return false;
         }
    }
  /**
  *单独提交表单
  */ 
    function submitCheckForm(idName){
  if(CheckForm.Check(document.getElementById(idName), 2)){
     document.forms[idName].submit();
  }
 }
 
 var formelements = new Array();
 /**
 *记录加载form表单中控件的值
 */
 function catchAllElements(formId) {
   var frmId= document.getElementById(formId);
   for(var index = 0; index < frmId.elements.length; index++) {
   formelements[frmId.elements[index].name] = frmId.elements[index].value;
   }
 }
 /*
 *判断form有没有被修改
 */
 function checkAll(formId) {
   var frmId=document.getElementById(formId);
   for(var index = 0; index < frmId.elements.length; index++) {
  if(formelements[frmId.elements[index].name] != frmId.elements[index].value) {
       return true;
   }
   }
   return false;
 }