javascript - RegExp to get src form url -

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i have string:

<img class="ui mini avatar image" src="http://graph.facebook.com/fsdgfdgfdgsdfgdfgdfg564d6/picture/?type=large"> facebook

like this, how can ghet url string? part

http://graph.facebook.com/fsdgfdgfdgsdfgdfgdfg564d6/picture/?type=large

if use jquery, can this:

var sourceurl = $('.image').attr('src'); // here i'm accessing class name.

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