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在客户端JAVASCRITP处理TEXTFORM的函数

 2008-01-05 09:39:34 来源:WEB开发网   
核心提示:<Html><HEAD><META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0"><TITLE></TITLE></HEAD><BODY&

  <Html>
<HEAD>
<META NAME="GENERATOR" Content="Microsoft Visual Studio 6.0">
<TITLE></TITLE>
</HEAD>
<BODY>
<FORM action="" method=post id=form1 name=form1 onsubmit="return CheckForm()">

<P><INPUT id=text1 name=text1><INPUT id=submit1 name=submit1 type=submit value=Submit></P></FORM>
<P> </P>
<P> </P>
<P> </P>
<SCRipT LANGUAGE=javascript>
<!--
function KillSpace(x){
    while((x.length>0) && (x.charAt(0)==' '))
        x = x.substring(1,x.length);
    while((x.length>0) && (x.charAt(x.length-1)==' '))
        x = x.substring(0,x.length-1);
    return x;
}

function CheckText(Obj,TypeValue,Msg,Necessary)
{
  /*TypeValue
  'd': Numeric;
  'i': All Integer
  'r': Aeal Number
  'f': Decimal Fraction
  'l': 26 letter
  'ul':[A-Z]
  'll':[a-z]
  'w': [a-zA-Z_0-9]
  'S': Chinese Characters and Special Characters
  
  Obj Required.
  Msg Return PRompt Message
  Necessary is Optional Parameter
  */
  if (isNaN(Necessary))
    Necessary=false;
  Obj.value=KillSpace(Obj.value);
  switch (TypeValue)
  {
    case "d":
      res=new RegEXP("^[0-9]+$","g");
      break;
    case "i":
      res=new RegExp("(^[1-9][0-9]*$)(^[\+\-][1-9][0-9]*$)","g");

Tags:客户端 JAVASCRITP 处理

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