public function setUnixSocket($unixSocket = null) {
		$this->unixSocket = $unixSocket !== null ? (string) $unixSocket : null;

		return $this;
	}
public function setUnixSocket($unixSocket = null) {
		$this->unixSocket = $unixSocket !== null ? (string) $unixSocket : null;

		return $this;
	}
public function setUnixSocket ( $ unixSocket = null ) { $ this -> unixSocket = $ unixSocket !== null ? ( string ) $ unixSocket : null ; return $ this ; }
Sets the unix socket

@param string|null $unixSocket the UNIX socket to use, e.g. `/tmp/db.sock`
@return static this instance for chaining
Sets the unix socket