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# how to add an onKeyUp when creating a element on the fly

Posted on 2010-08-14
Medium Priority
407 Views
hello,
i am creating text inputs on the fly. It works but the onkeyup:
need to help on how to add the onKeyUp for the new text area

thanks

----
var cell1 = row.insertCell(0);
var el = document.createElement('input');
el.type = 'text';
el.name = 'cellnum_' + cnt;
el.id = 'cellnum_' + cnt;
el.size = 11;
el.maxlength = 10;
el.onkeyup= 'return checkNum(this)';
cell1.appendChild(el);
0
Question by:paries
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1 Comment

LVL 5

Accepted Solution

KiasChaos83 earned 2000 total points
ID: 33438651
use

el.onkeyup = function() { return checkNum(this); };

For the record, jQuery would have solved your whole problem like this:

\$("<input/>").attr({
type: 'text',
name: 'cellnum_' + cnt,
id: 'cellnum_' + cnt,
size: 11,
maxlength: 10,
onkeyup: function() { return checkNum(this); }
});
0

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