src/Primitive/Container/Container.php
public function pull($key)
    {
        $key = $this->getKey($key);

        if ( ! $this->has($key))
        {
            throw new OffsetNotExistsException("Key: {$key} not exists");
        }

        return Arr::pull($this->items, $key);
    }
public function pull($key)
    {
        $key = $this->getKey($key);

        if ( ! $this->has($key))
        {
            throw new OffsetNotExistsException("Key: {$key} not exists");
        }

        return Arr::pull($this->items, $key);
    }
Get a value from a Container, and remove it.

@param mixed $key
@return mixed
@throws OffsetNotExistsException