Using WordPress ‘edit_{$taxonomy}’ PHP action

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The edit_{$taxonomy} WordPress PHP action fires after a term in a specific taxonomy has been updated, but before the term cache has been cleaned. The dynamic portion of the hook name, $taxonomy, refers to the taxonomy slug. Possible hook names include edit_category and edit_post_tag.

Usage

add_action('edit_{$taxonomy}', 'your_custom_function', 10, 3);

function your_custom_function($term_id, $tt_id, $args) {
  // your custom code here
}

Parameters

  • $term_id (int) – Term ID.
  • $tt_id (int) – Term taxonomy ID.
  • $args (array) – Arguments passed to wp_update_term().

More information

See WordPress Developer Resources: edit_{$taxonomy}

Examples

Log term updates

Log term updates for a custom taxonomy called genre.

add_action('edit_genre', 'log_term_updates', 10, 3);

function log_term_updates($term_id, $tt_id, $args) {
  error_log("Term {$term_id} in 'genre' taxonomy has been updated.");
}

Send email notification

Send email notification when a category term is updated.

add_action('edit_category', 'send_email_notification', 10, 3);

function send_email_notification($term_id, $tt_id, $args) {
  $to = '[email protected]';
  $subject = 'Category updated';
  $message = "Category with ID {$term_id} has been updated.";
  wp_mail($to, $subject, $message);
}

Update a custom field

Update a custom field when a post tag is updated.

add_action('edit_post_tag', 'update_custom_field', 10, 3);

function update_custom_field($term_id, $tt_id, $args) {
  update_term_meta($term_id, 'custom_field', 'updated_value');
}

Change parent term

Change the parent term of a custom taxonomy called location.

add_action('edit_location', 'change_parent_term', 10, 3);

function change_parent_term($term_id, $tt_id, $args) {
  $new_parent_term_id = 5;
  wp_update_term($term_id, 'location', array('parent' => $new_parent_term_id));
}

Update term count

Update term count for a custom taxonomy called color.

add_action('edit_color', 'update_term_count', 10, 3);

function update_term_count($term_id, $tt_id, $args) {
  $term = get_term($term_id, 'color');
  $new_count = $term->count + 1;
  update_term_meta($term_id, 'term_count', $new_count);
}