[erlang-questions] negative diference between two calls to now/0

Rodrigo Ahumada M. <>
Mon Feb 5 14:56:49 CET 2007


El lun, 05-02-2007 a las 11:06 +0100, Per Hedeland escribió:
> Samuel Rivas wrote:
[...]

> >  MuS1 and MuS2 are microseconds, not milliseconds. Also, megaseconds
> >difference is not always zero. Each about 11.5 days it changes, so if 
> >you ignore then you will get negative values if, for example, you get
> >
> > {828, 1, 653753} - {827, 999999, 676}
> >
> >(example from supervisor.erl)
> 
> Good point - and of course the best answer is to use timer:now_diff/2
> instead of rolling your own...

thanks a lot
now, i proceed to punish myself for not reading.




	

	
		
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