how to check iframe content loaded jquery code example
Example 1: jquery get iframe content
$("#myiframe").contents().find("#myContent")
<!-- Example : http://simple.procoding.net/2008/03/21/how-to-access-iframe-in-jquery/-->
<!-- Doc : https://api.jquery.com/contents/ -->
Example 2: jquery check if iframe is loaded
$('#myIframe').on('load', function(){
//your code (will be called once iframe is done loading)
});