jq 实现CheckBox全选

来源：互联网发布：镇远古镇住宿知乎编辑：程序博客网时间：2024/06/07 06:51

jq 实现CheckBox全选

<!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 runat="server"><title>jQuery实现CheckBox全选、全不选</title><script src="http://code.jquery.com/jquery-1.4.4.min.js" type="text/javascript"></script>    <script type="text/javascript">        $(function() {           $("#checkAll").click(function() {                $('input[name="subBox"]').attr("checked",this.checked);             });            var $subBox = $("input[name='subBox']");            $subBox.click(function(){                $("#checkAll").attr("checked",$subBox.length == $("input[name='subBox']:checked").length ? true : false);            });        });    </script></head><body>    <div>        <input id="checkAll" type="checkbox" />全选        <input name="subBox" type="checkbox" />项1        <input name="subBox" type="checkbox" />项2        <input name="subBox" type="checkbox" />项3        <input name="subBox" type="checkbox" />项4    </div></body></html>

阅读全文

0 0