Colin Law wrote in post #1181132:
> On 3 February 2016 at 07:46, Naveed Alam <li...@ruby-forum.com> wrote:
>> Checked with validator and it showed no error in this script.
>>
>> The alert is not working too. and showing no error, looks that the
>> script is not running at all.
>>
>> below is the complete code.
>
> [snipped the erb source code]
>
> Please read my message again (if you had quoted the bit you were
> replying to you would have seen this is not all that I asked for, I
> also asked:
>
> Have a look at the html source (Tools > Web Developer > Page Source)
> and check the the fields have the correct id.
>
> Also maybe a good idea to copy/paste the relevant section here.
>
> Looking at the code I see that you have put the javascript inside a
> div which is a bit unusual, but I don't think it matters. Difficult
> to see why you have put it there though.
>
> Colin
Replacing $ with jQuery worked for me,
<script>
jQuery(function() {
jQuery("#total_mark").keyup(function() {
alert("key pressed");
var t = jQuery("#total_mark").val();
var o = jQuery("#ob_marks").val();
jQuery("#percentage").val(o * 100 / t);
})
});
</script>
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