src/TypedArray.php
public function serialize(): string
	{
		return serialize([
			'_type'         => $this->_type,
			'_arrayOptions' => $this->_arrayOptions,
			'_jsonOptions'  => $this->_jsonOptions,
			'_container'    => $this->_container,
		]);
	}
public function serialize(): string
	{
		return serialize([
			'_type'         => $this->_type,
			'_arrayOptions' => $this->_arrayOptions,
			'_jsonOptions'  => $this->_jsonOptions,
			'_container'    => $this->_container,
		]);
	}
String representation of object.

@link  https://php.net/manual/en/serializable.serialize.php
@return string the string representation of the object or null