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Description

Check default categories when a term gets split to see if any of them need to be updated.

Usage

_wp_check_split_default_terms( $term_id, $new_term_id, $term_taxonomy_id, $taxonomy );

Parameters

$term_id

( int ) required – ID of the formerly shared term.

$new_term_id

( int ) required – ID of the new term created for the $term_taxonomy_id.

$term_taxonomy_id

( int ) required – ID for the term_taxonomy row affected by the split.

$taxonomy

( string ) required – Taxonomy for the split term.

Returns

void

Source

File name: wordpress/wp-includes/taxonomy.php
Lines:

function _wp_check_split_default_terms( $term_id, $new_term_id, $term_taxonomy_id, $taxonomy ) {
  if ( 'category' !== $taxonomy ) {
    return;
  }

  foreach ( array( 'default_category', 'default_link_category', 'default_email_category' ) as $option ) {
    if ( (int) get_option( $option, -1 ) === $term_id ) {
      update_option( $option, $new_term_id );
    }
  }
}
 

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