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| author | Raimo Niskanen <[email protected]> | 2010-07-06 16:15:36 +0200 |
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| committer | Raimo Niskanen <[email protected]> | 2010-07-06 16:15:36 +0200 |
| commit | 91078fbc7b0719150a0c7749a1de9e5c0c9bbdeb (patch) | |
| tree | fb5cb2c5c29d991e6fb84efb06b02060d2790f99 /erts/doc/src | |
| parent | fdf51bf4a7127883705d71dab1bbd4556b28e05a (diff) | |
| download | otp-91078fbc7b0719150a0c7749a1de9e5c0c9bbdeb.tar.gz otp-91078fbc7b0719150a0c7749a1de9e5c0c9bbdeb.tar.bz2 otp-91078fbc7b0719150a0c7749a1de9e5c0c9bbdeb.zip | |
Documentation clarifications for now/0 and timer:tc/3
Diffstat (limited to 'erts/doc/src')
| -rw-r--r-- | erts/doc/src/erlang.xml | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 77a628e82b..54a0a80536 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -2767,8 +2767,10 @@ os_prompt%</pre> Otherwise, some other point in time is chosen. It is also guaranteed that subsequent calls to this BIF returns continuously increasing values. Hence, the return value from - <c>now()</c> can be used to generate unique time-stamps. It - can only be used to check the local time of day if + <c>now()</c> can be used to generate unique time-stamps, + and if it is called in a tight loop on a fast machine + the time of the node can become skewed.</p> + <p>It can only be used to check the local time of day if the time-zone info of the underlying operating system is properly configured.</p> </desc> |