[ Posted by Mohammad ] get all src tag img

fiddle_056983.php

<?php

$array = array();
$question_data = '  <img class="img-responsive" src="/uploads/images/questions/93_20161017102613.jpg" style="max-height:400px;" />
                    <img class="img-responsive" src="/uploads/images/questions/93_20161017102615.jpg" style="max-height:400px;" />';

$xml = new DOMDocument();
$xml->loadHTML($question_data);


$imgNodes = $xml->getElementsByTagName('img');

for ($i = $imgNodes->length - 1; $i >= 0; $i--) :
    $imgNode = $imgNodes->item($i);
	$image_file_names = $imgNode->getAttribute('src');
	if(!empty($image_file_names)) :
	    $array[] = $image_file_names;
	endif;
endfor;

echo '<pre>';
print_r($array);

?>