Date: Difference between revisions
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| Line 14: | Line 14: | ||
03/07/11 16:07:17 | 03/07/11 16:07:17 | ||
Double quotes also work: | |||
<syntaxhighlight lang='bash'> | |||
date +"%m/%d/%y %H:%M:%S" | |||
</syntaxhighlight> | |||
=Output Patterns= | =Output Patterns= | ||
Revision as of 02:55, 14 March 2020
External
Internal
Overview
date +'%m/%d/%y %H:%M:%S'
Output:
03/07/11 16:07:17
Double quotes also work:
date +"%m/%d/%y %H:%M:%S"
Output Patterns
%s seconds since epoch (?)
AM/PM
date +'%m/%d/%y %I:%M:%S %p'
Year
Short year (14) %y
Long year (2014) %Y
File Name Format
date +'%y.%m.%d-%H.%M.%S'
Setting Date and Time
date 08311650
sets the date for 08/31 current year, time 16:50.
Getting the Time in Seconds
date '+%s'
Elapsed Time in Seconds
local t0=$(date '+%s')
sleep 2
local t1=$(date '+%s')
local elapsed=$(expr ${t1} - ${t0})
echo "elapsed seconds: ${elapsed}"