WP_CLI::addCommand │ public static │ WP-CLI 1.0

back-compat.

Method of the class: WP_CLI{}

No Hooks.

Returns

null. Nothing (null).

Usage

$result = WP_CLI::addCommand( $name, $class );
$name(required)
.
$class(required)
.

WP_CLI::addCommand() code WP-CLI 2.13.0-alpha

wp-cli/php/class-wp-cli.php 
public static function addCommand( $name, $class ) {
	trigger_error(
		sprintf(
			'wp %s: %s is deprecated. use WP_CLI::add_command() instead.',
			$name,
			__FUNCTION__
		),
		E_USER_WARNING
	);
	self::add_command( $name, $class );
}