WC_Data_Store_WP::prefix_key() │ protected │ WC 2.6.0

Internal meta keys we don't want exposed as part of meta_data. This is in addition to all data props with _ prefix.

Method of the class: WC_Data_Store_WP{}

No Hooks.

Return

String.

Usage

// protected - for code of main (parent) or child class
$result = $this->prefix_key( $key );

$key(string) (required)

Prefix to be added to meta keys.

Changelog

WC_Data_Store_WP::prefix_key() WC Data Store WP::prefix key code ^{WC 8.7.0}

protected function prefix_key( $key ) {
	return '_' === substr( $key, 0, 1 ) ? $key : '_' . $key;
}