<html>
<SCRIPT LANGUAGE="JavaScript">
<!--//
function ignoreSpaces(string) {
var temp = "";
string = '' + string;
splitstring = string.split(" "); //双引号之间是个空格；
for(i = 0; i < splitstring.length; i++)
temp += splitstring[i];
return temp;
}
//-->
</script>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>html</title>
</head>
<body>
<form method="post" action="">
请输入的几个字符(带空格)：<input type=text size=25 onBlur="this.value=ignoreSpaces(this.value);" name="text">
<input type=button value="Ok" name="button">
</form>
</body>
</html>
//去左空格
function ltrim(s){
return s.replace( /^\s*/, "");
}
//去右空格;
function rtrim(s){
return s.replace( /\s*$/, "");
}
//去左右空格;
function trim(s){
return rtrim(ltrim(s));
}
