public function setConnectionTimeout(float $seconds): self
    {
        $this->validateTimeout($seconds);
        $this->connectionTimeout = $seconds;

        return $this;
    }
public function setConnectionTimeout(float $seconds): self
    {
        $this->validateTimeout($seconds);
        $this->connectionTimeout = $seconds;

        return $this;
    }
public function setConnectionTimeout ( float $ seconds ) : self { $ this -> validateTimeout ( $ seconds ) ; $ this -> connectionTimeout = $ seconds ; return $ this ; }
Set connection timeout.  Only has effect before we connect.

@see http://php.net/manual/en/function.fsockopen.php
Set connection timeout . Only has effect before we connect .