I want to know if it's possible to add a javascript variable to html div tag just like php For example:
$id = 1;
<div id="test'.$id.'"></div>
<script>
var id = '1';
</script>
<div id="test..???.??"></div>
You could use Jquery's .attr() method? Take a look here: http://api.jquery.com/attr/
var currrentID = $("div").attr("id");
var someInt = 1;
$("div").attr("id", currrentID+someInt);
<?php ?>tags