public function AsyncJs::async in Advanced CSS/JS Aggregation 8.4

Same name and namespace in other branches

1. 8.3 advagg_mod/src/Asset/AsyncJs.php \Drupal\advagg_mod\Asset\AsyncJs::async()

Add Async attribute to all external script tags.

Parameters

string $content: The response content.

Return value

string Updated content.

File

advagg_mod/src/Asset/AsyncJs.php, line 19

Class

AsyncJs

Add async tag to scripts.

Namespace

Drupal\advagg_mod\Asset

Code

public function async($content) {
  $pattern = '/<script src=".*"/';
  return preg_replace_callback($pattern, [
    $this,
    'callback',
  ], $content);
}