jQuery操作checkbox选择
1、checkbox list选择
<!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></title> <script src="Scripts/jquery-1.7.min.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { // 全选 $("#btnCheckAll").bind("click", function () { $("[name = chkItem]:checkbox").attr("checked", true); }); // 全不选 $("#btnCheckNone").bind("click", function () { $("[name = chkItem]:checkbox").attr("checked", false); }); // 反选 $("#btnCheckReverse").bind("click", function () { $("[name = chkItem]:checkbox").each(function () { $(this).attr("checked", !$(this).attr("checked")); }); }); // 全不选 $("#btnSubmit").bind("click", function () { var result = new Array(); $("[name = chkItem]:checkbox").each(function () { if ($(this).is(":checked")) { result.push($(this).attr("value")); } }); alert(result.join(",")); }); }); </script> </head> <body> <div> <input name="chkItem" type="checkbox" value="今日话题" />今日话题 <input name="chkItem" type="checkbox" value="视觉焦点" />视觉焦点 <input name="chkItem" type="checkbox" value="财经" />财经 <input name="chkItem" type="checkbox" value="汽车" />汽车 <input name="chkItem" type="checkbox" value="科技" />科技 <input name="chkItem" type="checkbox" value="房产" />房产 <input name="chkItem" type="checkbox" value="旅游" />旅游 </div> <div> <input id="btnCheckAll" type="button" value="全选" /> <input id="btnCheckNone" type="button" value="全不选" /> <input id="btnCheckReverse" type="button" value="反选" /> <input id="btnSubmit" type="button" value="提交" /> </div> </body> </html>
2、checkbox table选中
效果图：
<!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></title> <style type="text/css"> table { border-collapse: collapse; } td { border: 1px solid #ccc; } </style> <script src="Scripts/jquery-1.7.min.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { // chkAll全选事件 $("#chkAll").bind("click", function () { $("[name = chkItem]:checkbox").attr("checked", this.checked); }); // chkItem事件 $("[name = chkItem]:checkbox").bind("click", function () { var $chk = $("[name = chkItem]:checkbox"); $("#chkAll").attr("checked", $chk.length == $chk.filter(":checked").length); }) }); </script> </head> <body> <table id="tb"> <thead> <tr> <td> <input id="chkAll" type="checkbox" /> </td> <td> 分类名称 </td> </tr> </thead> <tbody> <tr> <td> <input name="chkItem" type="checkbox" value="今日话题" /> </td> <td> 今日话题 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="视觉焦点" /> </td> <td> 视觉焦点 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="财经" /> </td> <td> 财经 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="汽车" /> </td> <td> 汽车 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="科技" /> </td> <td> 科技 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="房产" /> </td> <td> 房产 </td> </tr> <tr> <td> <input name="chkItem" type="checkbox" value="旅游" /> </td> <td> 旅游 </td> </tr> </tbody> </table> </body> </html>
