woocommerce_min_password_strength │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_min_password_strength', 'wp_kama_woocommerce_min_password_strength_filter' );

/**
 * Function for `woocommerce_min_password_strength` filter-hook.
 * 
 * @param  $3 
 *
 * @return 
 */
function wp_kama_woocommerce_min_password_strength_filter( $3 ){

	// filter...
	return $3;
}

$3

-

Where the hook is called

'min_password_strength' => apply_filters( 'woocommerce_min_password_strength', 3 ),

Where the hook is used in WooCommerce