Question

the test variable is a YouTube link from which I am trying to extract pa14VNsdSYM

var test = "http://www.youtube.com/watch?feature=endscreen&NR=1&v=pa14VNsdSYM";
var urll = (test.search(/[?&;]v=([^&;]+)/) || [])[1];
document.write(''+urll+'');

but I am only getting undefined http://jsfiddle.net/ZGjDb/13/

Answer 1

Here’s the problem:
You should use match instead of search.

Demo: http://jsfiddle.net/DerekL/ZGjDb/17/