<p><img src="http://example-picture.com/random.png" /></p> => [ "http://example-picture.com/random.png" ] <p><img class="border" width="400" height="300" data-custom="something" src="http://example-picture.com/random.png?parameter=2" /></p> => [ "http://example-picture.com/random.png?parameter=2" ] <p><img src="file:///Some/Path/To/Local/Resources/kitty.jpeg" class="invisible" /></p> => [ "file:///Some/Path/To/Local/Resources/kitty.jpeg" ] <p><img class="one" src="//example.com/pic1.png" /></p><p>Hello world</p><p><img src="//example.com/pic2.gif" class="two" /></p><div><span class="something"><img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAAXNSR0IArs4c6QAAAAxJREFUCNdjYGBgAAAABAABJzQnCgAAAABJRU5ErkJggg==" /></span></div> => [ "//example.com/pic1.png", "//example.com/pic2.gif", "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAAXNSR0IArs4c6QAAAAxJREFUCNdjYGBgAAAABAABJzQnCgAAAABJRU5ErkJggg==" ] <p>There is no img</p> => []