_wp_connectors_mask_api_key() │ WP 7.0.0

Masks an API key, showing only the last 4 characters.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

String. The masked key, e.g. "****fj39".

Usage

_wp_connectors_mask_api_key( $key ): string;
$key(string) (required)
The API key to mask.

Changelog

Since 7.0.0 Introduced.

_wp_connectors_mask_api_key() code WP 7.0

wp-includes/connectors.php 
function _wp_connectors_mask_api_key( string $key ): string {
	if ( strlen( $key ) <= 4 ) {
		return $key;
	}

	return str_repeat( "\u{2022}", min( strlen( $key ) - 4, 16 ) ) . substr( $key, -4 );
}