jQuery checkbox 选择

 $(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>