For example:

   sys_timer_z_=: smoutput @ (6!:0)

   wd 'timer 2000'



On 10 September 2015 at 06:30, yves.tanguy <[email protected]> wrote:

> Hello All,
> i find this in the J manuals :
> timer i ; set interval timer to i milliseconds. Event systimer occurs when
> time has elapsed. The timer keeps triggering events until the timer is
> turned off. An argument of 0 turns the timer off. The systimer event may be
> delayed if J is busy, and it is possible for several delayed events to be
> reported as a single event.
>
> how can i do a very simple timer ?
>
> Regards,
> Yves
>
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