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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 |
|---|---|
| 3340 | * - `edit_post_tag` |
| 3341 | * |
| 3342 | * @since 2.3.0 |
| 3343 | * @since 6.1.0 The `$args` parameter was added. |
| 3344 | * |
| 3345 | * @param int $term_id Term ID. |
| 3346 | * @param int $tt_id Term taxonomy ID. |
| 3347 | * @param array $args Arguments passed to wp_update_term(). |
| 3348 | */ |
| 3349 | do_action( "edit_{$taxonomy}", $term_id, $tt_id, $args ); |
| 3350 | |
| 3351 | /** This filter is documented in wp-includes/taxonomy.php */ |
| 3352 | $term_id = apply_filters( 'term_id_filter', $term_id, $tt_id ); |
| 3353 | |
| 3354 | clean_term_cache( $term_id, $taxonomy ); |
| 3355 | |
| 3356 | /** |
| 3357 | * Fires after a term has been updated, and the term cache has been cleaned. |
| 3358 | * |