function taxonomy_implode_tags

Implodes a list of tags of a certain vocabulary into a string.

See also

\Drupal\Component\Utility\Tags::explode()

File

core/modules/taxonomy/taxonomy.module, line 469

Code

function taxonomy_implode_tags($tags, $vid = NULL) {
    $typed_tags = [];
    foreach ($tags as $tag) {
        // Extract terms belonging to the vocabulary in question.
        if (!isset($vid) || $tag->bundle() == $vid) {
            // Make sure we have a completed loaded taxonomy term.
            if ($tag instanceof EntityInterface && ($label = $tag->label())) {
                // Commas and quotes in tag names are special cases, so encode 'em.
                $typed_tags[] = Tags::encode($label);
            }
        }
    }
    return implode(', ', $typed_tags);
}