public function get_sanitization_value( $value ) {
		if ( $this->is_repeatable() && is_callable( $sanitizer = $this->get_option( 'sanitization_cb' ) ) ) {
			$sanitized = is_array( $value ) ? array_map( $sanitizer, $value ) : [];

			return Utils::filter_blank( $sanitized );
		}

		return $this->sanitization_cb( $value );
	}