Checks if the current post has any of given tags.
Description
The given tags are checked against the post’s tags’ term_ids, names and slugs.
Tags given as integers will only be checked against the post’s tags’ term_ids.
If no tags are given, determines if post has any tags.
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Parameters
$tag
string|int|arrayoptional- The tag name/term_id/slug, or an array of them to check for.
Default:
''
$post
int|WP_Postoptional- Post to check. Defaults to the current post.
Default:
null
Source
function has_tag( $tag = '', $post = null ) {
return has_term( $tag, 'post_tag', $post );
}
If the article has tags, show them. Else do nothing. It works in the loop.
If Post has tag, show them. Else if Post has category, show category. Otherwise do other.