记录一个JQUERY模仿序列号输入
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script language="javascript" src="js/jquery-1.4.1.min.js"></script>
<script language="javascript">
function autoFocus(objId){
var id = "macAddr"+(objId+1);
var next = document.getElementById(id);
if(document.getElementById("macAddr"+objId).value.length>=4 && next!=undefined){
//alert("asdf");
next.focus();
}
}
$(document).ready(function(){
$(":input[id^='macAddr']").bind('keyup', handleAddr);
});
function handleAddr(){
var current = this;
var currvalue = current.value;
var reg = /[^\A-Fa-f0-9]|_/ig;
var index = parseInt(current.id.substring(7)) ;
autoFocus(index);
}
</script>
</head>
<body>
<input name="textfield" type="text" id="macAddr1" size="4" maxlength="4" />
-
<input name="textfield2" type="text" id="macAddr2" size="4" maxlength="4" />
-
<input name="textfield3" type="text" id="macAddr3" size="4" maxlength="4" />
-
<input name="textfield4" type="text" id="macAddr4" size="4" maxlength="4" />
</body>
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