[erlang-questions] writing a delay loop without now()

Matthew Dempsky <>
Thu Feb 19 10:14:56 CET 2009


On Wed, Feb 18, 2009 at 1:44 PM, James Hague <> wrote:
> What was the reason for enforcing that now/0 never return the same
> value twice?

More than that, the runtime enforces that now/0 returns monotonically
increasing values, which makes it useful for timestamping events and
ensuring they have a stable sort order.



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