select 全选和反选 jquery

    技术2022-05-11  12

    <html><head><script src="jquery.js"></script><script type="text/javascript"> $(function() { //全选$("#selectall").click(function() { $("input[@name='shareuser']").each(function() { $(this).attr("checked"true); }); }); //反选$("#fanall").click(function() { $("input[@name='shareuser']").each(function() { if($(this).attr("checked")){$(this).attr("checked"false); }else{$(this).attr("checked"true); }}); }); //取消全部$("#deselectall").click(function() { $("input[@name='shareuser']").each(function() { $(this).attr("checked"false); }); }); //alert$("#alertall").click(function() { $("input[@name='shareuser']").each(function() { if($(this).attr("checked")){alert($(this).val());}}); });  }); </script>  <input type='checkbox' id='in-shareuser-10' name='shareuser' value='10' />10 <input type='checkbox' id='in-shareuser-11' name='shareuser' value='11' />11<input type='checkbox' id='in-shareuser-12' name='shareuser' value='12' />12  <input type="button" id="selectall" name="selectall" value="全选" /> <input type="button" id="fanall" name="fanall" value="反选" /> <input type="button" id="deselectall" name="deselectall" value="取消" /> <input type="button" id="alertall" name="alertall" value="输出" /> 

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