has_tag( string|int|array $tag = '', int|object $post = null )
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|array) (Optional) The tag name/term_id/slug, or an array of them to check for.
Default value: ''
- $post
-
(int|object) (Optional) Post to check instead of the current post.
Default value: null
Return
(bool) True if the current post has any of the given tags (or any tag, if no tag specified). False otherwise.
Source
File: wp-includes/category-template.php
function has_tag( $tag = '', $post = null ) {
return has_term( $tag, 'post_tag', $post );
}
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Changelog
| Version | Description |
|---|---|
| 2.7.0 | Can be used outside of the WordPress Loop if $post is provided. |
| 2.6.0 | Introduced. |
User Contributed Notes
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If the article has tags, show them. Else do nothing. It works in the loop.
if(has_tag()) { the_tags(); } else { //Article untagged }If Post has tag, show them. Else if Post has category, show category. Otherwise do other.
if(has_tag()) { the_tags(); //show tags } elseif(has_category()) { the_category(); //show category } else { //do something different }