Adds meta data to a user.

Parameters

$user_idintrequired

User 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

Source

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

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