img.php
//封装:
function get_content_img($text){
preg_match_all('/(src)=("[^"]*")/i', $text, $matches);
$images_arr = $matches[0];
$match_arr = [];
if(count($images_arr)){
foreach ($images_arr as $key => $value) {
array_push($match_arr,substr($value,5));
}
}
return $match_arr;
}
//使用:
$text = '<div class="mv-thumb"><img title="百度一下，你就知道" src="http://www.baidu.com/img/bd_logo1.png?where=super"></div>';
$images_arr = get_content_img($text);
var_dump($images_arr);