function HTMLRestrictions::getPlainTagsSubset

Gets the subset of plain tags (no attributes) from allowed elements.

Return value

\Drupal\ckeditor5\HTMLRestrictions The subset of the given set of HTML restrictions.

File

core/modules/ckeditor5/src/HTMLRestrictions.php, line 1088

Class

HTMLRestrictions

Represents a set of HTML restrictions.

Namespace

Code

public function getPlainTagsSubset() : HTMLRestrictions {
    // This implicitly excludes wildcard tags and the global attribute `*` tag
    // because they always have attributes specified.
    return new self(array_filter($this->elements, function ($value) {
        return $value === FALSE;
    }));
}