Sleep: Difference between revisions
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→Approach1: sleep
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# print current unix timestamp | # print current unix timestamp | ||
php -r 'echo microtime(TRUE) . PHP_EOL;' | php -r 'echo microtime(TRUE) . PHP_EOL;' | ||
</pre> | |||
Sleep couple microseconds. Tested on {{Mac}} | |||
<pre> | |||
# print current unix timestamp e.g. 1598346362244 | |||
Sleep couple microseconds. Tested on {{Mac}} | |||
<pre> | |||
# print current unix timestamp e.g. 1598346362244 | |||
php -r 'echo microtime(TRUE) . PHP_EOL;' | |||
# sleep 1 millisecond = 0.001 seconds | |||
sleep 0.001s | |||
# print current unix timestamp | |||
php -r 'echo microtime(TRUE) . PHP_EOL;' | |||
</pre> | |||
Sleep couple milliseconds (1 seconds = 1000 milliseconds) e.g. 1671090194.136471987 | |||
<pre> | |||
# print current unix timestamp in milliseconds e.g. 1671090194.136471987 | |||
perl -MTime::HiRes=time -e 'printf "%.9f\n", time' | |||
# sleep 1 millisecond = 0.001 seconds | |||
sleep 0.001s | |||
# print current unix timestamp | |||
perl -MTime::HiRes=time -e 'printf "%.9f\n", time' | |||
</pre> | </pre> | ||