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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 1200 | * |
| 1201 | * @since 2.3.0 |
| 1202 | * |
| 1203 | * @param string $tag_list List of tags. |
| 1204 | * @param string $before String to use before the tags. |
| 1205 | * @param string $sep String to use between the tags. |
| 1206 | * @param string $after String to use after the tags. |
| 1207 | * @param int $post_id Post ID. |
| 1208 | */ |
| 1209 | return apply_filters( 'the_tags', $tag_list, $before, $sep, $after, $post_id ); |
| 1210 | } |
| 1211 | |
| 1212 | /** |
| 1213 | * Displays the tags for a post. |
| 1214 | * |
| 1215 | * @since 2.3.0 |
| 1216 | * |
| 1217 | * @param string $before Optional. String to use before the tags. Defaults to 'Tags:'. |
| 1218 | * @param string $sep Optional. String to use between the tags. Default ', '. |