public static function get_all_indicators() {
        if (self::$allindicators !== null) {
            return self::$allindicators;
        }

        $classes = self::get_analytics_classes('indicator');

        self::$allindicators = [];
        foreach ($classes as $fullclassname => $classpath) {
            $instance = self::get_indicator($fullclassname);
            if ($instance) {
                self::$allindicators[$instance->get_id()] = $instance;
            }
        }

        return self::$allindicators;
    }
public static function get_all_indicators() {
        if (self::$allindicators !== null) {
            return self::$allindicators;
        }

        $classes = self::get_analytics_classes('indicator');

        self::$allindicators = [];
        foreach ($classes as $fullclassname => $classpath) {
            $instance = self::get_indicator($fullclassname);
            if ($instance) {
                self::$allindicators[$instance->get_id()] = $instance;
            }
        }

        return self::$allindicators;
    }
public static function get_all_indicators ( ) { if ( self :: $ allindicators !== null ) { return self :: $ allindicators ; } $ classes = self :: get_analytics_classes ( 'indicator' ) ; self :: $ allindicators = [ ] ; foreach ( $ classes as $ fullclassname => $ classpath ) { $ instance = self :: get_indicator ( $ fullclassname ) ; if ( $ instance ) { self :: $ allindicators [ $ instance -> get_id ( ) ] = $ instance ; } } return self :: $ allindicators ; }
Return all system indicators.

@return \core_analytics\local\indicator\base[]
Return all system indicators .