add_user_meta() WP 1.0

Adds meta data to a user.

No Hooks.

Return

Int|false. Meta ID on success, false on failure.

Usage

add_user_meta( $user_id, $meta_key, $meta_value, $unique );

$user_id(int) (required)

User ID.

$meta_key(string) (required)

Metadata name.

$meta_value(mixed) (required)

Metadata value. Must be serializable if non-scalar.

$unique(true|false)

Whether the same key should not be added.
Default: false

Changelog

Code of add_user_meta() add user meta ^{WP 5.8.1}

function add_user_meta( $user_id, $meta_key, $meta_value, $unique = false ) {
	return add_metadata( 'user', $user_id, $meta_key, $meta_value, $unique );
}

Related Functions

Metadatas (any)