Boilerplate for a PHP class

class-boilerplate.php

<?php

/**
 * CLASS_NAME setup
 *
 * @since 1.0
 */
class CLASS_NAME {
 
	private static $instance;
 
	/**
	*  Initiator
	*/
	public static function instance(){
 
		if ( ! isset( self::$instance ) ) {
			self::$instance = new CLASS_NAME();
 
			// self::$instance->includes();
			// self::$instance->hooks();
		}
 
		return self::$instance;
	}
 
 
}
 
$CLASS_NAME = CLASS_NAME::instance();