lib/Yucca/Component/Source/PhpArray.php
public function remove(array $identifier, $shardingKey = null)
    {
        if (!self::$enabled) {
            return $this;
        }

        unset(static::$datas[$this->getCacheKey($identifier)]);

        return $this;
    }
public function remove(array $identifier, $shardingKey = null)
    {
        if (!self::$enabled) {
            return $this;
        }

        unset(static::$datas[$this->getCacheKey($identifier)]);

        return $this;
    }
@param array $identifier
@param null  $shardingKey

@return $this