jQuery table to Array

table_to_array.js

var data = (function () { 
    var _data = []; 
    $("#<TABLE-ID-REPLACE-ME> tbody td").each(
        function () { 
            var rowIndex = this.parentNode.rowIndex -1, 
                cellValue = this.innerHTML.trim(); 
            if (_data[rowIndex]) { 
                _data[rowIndex].push(cellValue); 
            } else { 
                _data[rowIndex] = [cellValue]; 
            } 
        }
    ); 
    return _data; 
})();