add_site_meta() – Function | Developer.WordPress.org

add_site_meta( int $site_id, string $meta_key, mixed $meta_value, bool $unique = false ): int|false

Adds metadata to a site.

Parameters

$site_idintrequired: Site 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 Meta ID on success, false on failure.

Source

function add_site_meta( $site_id, $meta_key, $meta_value, $unique = false ) {
	return add_metadata( 'blog', $site_id, $meta_key, $meta_value, $unique );
}

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Uses	Description
add_metadata()`wp-includes/meta.php`	Adds metadata for the specified object.

Changelog

Version	Description
5.1.0	Introduced.

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