public function setInitialRetryDelay($delay)
    {
        if (!(is_int($delay) || is_float($delay)) || $delay < 0) {
            throw new \Plop\Exception('Invalid value');
        }
        $this->retryStart = $delay;
        return $this;
    }
public function setInitialRetryDelay($delay)
    {
        if (!(is_int($delay) || is_float($delay)) || $delay < 0) {
            throw new \Plop\Exception('Invalid value');
        }
        $this->retryStart = $delay;
        return $this;
    }
public function setInitialRetryDelay ( $ delay ) { if ( ! ( is_int ( $ delay ) || is_float ( $ delay ) ) || $ delay < 0 ) { throw new \ Plop \ Exception ( 'Invalid value' ) ; } $ this -> retryStart = $ delay ; return $ this ; }
Set the delay for the initial
reconnection attempt.

\param int|float $delay
Initial delay for reconnection attempts.
This value must be a non-negative number.

\retval Plop::HandlerInterface
The current handler instance (ie. \a $this).
Set the delay for the initial reconnection attempt .