add_term_meta( int $term_id, string $meta_key, mixed $meta_value, bool $unique = false ): int|false|WP_Error

Adds metadata to a term.

Parameters

$term_idintrequired
Term ID.
$meta_keystringrequired
Metadata name.
$meta_valuemixedrequired
Metadata value. Must be serializable if non-scalar.
$uniquebooloptional
Whether the same key should not be added.

Default:false

Return

int|false|WP_Error Meta ID on success, false on failure.
WP_Error when term_id is ambiguous between taxonomies.

Source

function add_term_meta( $term_id, $meta_key, $meta_value, $unique = false ) {
	if ( wp_term_is_shared( $term_id ) ) {
		return new WP_Error( 'ambiguous_term_id', __( 'Term meta cannot be added to terms that are shared between taxonomies.' ), $term_id );
	}

	return add_metadata( 'term', $term_id, $meta_key, $meta_value, $unique );
}

Changelog

VersionDescription
4.4.0Introduced.

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