jQuery selector all ids that are integer

Question

How do I select all ids which are the integers.

for example

<div id="1"></div>
<div id="2"></div>
<div id="3"></div>

somdething [id^="integer"]?

I know how to select ids that has similar name starting:

[id^="similar_"]

Answer 1

You can use filter(). The equivalent of [id^=integer] would be :

$('div').filter(function(){
    return this.id.match(/^\d/);
})

Only integer would be :

$('div').filter(function(){
    return this.id.match(/^\d+$/);
})