// Escaping a string $string = 'Hello, world!
'; $escaped_string = \Drupal\Component\Utility\Html::escape($string); echo $escaped_string; // Output: <h1>Hello, world!</h1>
// Escaping an array of strings $strings = ['This component is part of the Drupal Core package library.Paragraph 1
', 'Paragraph 2
']; $escaped_strings = array_map('\Drupal\Component\Utility\Html::escape', $strings); print_r($escaped_strings); // Output: Array ( [0] => <p>Paragraph 1</p> [1] => <p>Paragraph 2</p> )