Check/Uncheck all the checkboxes in a table

Question

I have a table with information. The first column of the table have checkboxes. I can add/delete rows with a button by checking the checkboxes. The problem I have now is how

Answer 1

$(document).ready(function () {

            var someObj = {};

            $("#checkAll").click(function () {
                $('.chk').prop('checked', this.checked);
            });

            $(".chk").click(function () {

                $("#checkAll").prop('checked', ($('.chk:checked').length == $('.chk').length) ? true : false);
            });

            $("input:checkbox").change(function () {
                debugger;

                someObj.elementChecked = [];

                $("input:checkbox").each(function () {
                    if ($(this).is(":checked")) {
                        someObj.elementChecked.push($(this).attr("id"));

                    }

                });             
            });

            $("#button").click(function () {
                debugger;

                alert(someObj.elementChecked);

            });

        });
    




    

        
Select All

        
Delhi

        
Pune

        
Goa

        
Haryana

        
Mohali