Question

I am new to jquery and i am having problem i want to change background color of parent div when i click at checkbox

Please Advice

Thank You

<script type="text/javascript">
    function chngbg(id){
        id2 = "d-" + id;
        $(id2).addClass('bg');
    }
</script>

<div class="dataDiv" id="d-<?=$row->id?>">
    <input type="checkbox" onchange="chngbg($(this).val());" value="<?=$row->id?>" name="cbox" /></span>
</div>

Answer 1

You are missing the # in your id selector.

function chngbg (id) { 
    id2 = "#d-" + id; 
    $(id2).addClass('bg'); 
}

By the way, you’ve got an extra </span> that seems like it doesn’t belong.