wp_get_split_terms() – Function | Developer.WordPress.org

wp_get_split_terms( int $old_term_id ): array

Gets data about terms that previously shared a single term_id, but have since been split.

Parameters

$old_term_idintrequired: Term ID. This is the old, pre-split term ID.

Return

array Array of new term IDs, keyed by taxonomy.

Source

function wp_get_split_terms( $old_term_id ) {
	$split_terms = get_option( '_split_terms', array() );

	$terms = array();
	if ( isset( $split_terms[ $old_term_id ] ) ) {
		$terms = $split_terms[ $old_term_id ];
	}

	return $terms;
}

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Uses	Description
get_option()`wp-includes/option.php`	Retrieves an option value based on an option name.

Used by	Description
wp_get_split_term()`wp-includes/taxonomy.php`	Gets the new term ID corresponding to a previously split term.

Changelog

Version	Description
4.2.0	Introduced.

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