Convert seconds to [DD:][HH:]MM:SS

sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }
Sample Output
$ sec2dhms $SECONDS
1:05:15:30
$ sec2dhms 14101
03:55:01
$ sec2dhms 141
02:21
$ sec2dhms 1
00:01

3
2017-03-21 23:31:25

What Others Think

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Wow absolutely wonderful. It leaves me just speechless and stunned too. It seems like just magical to do converting seconds with 14 characters. As system analyst from Nursing Essays Help taking hardly 15 minutes of practice I am now enable to write this command on my own.
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johnson20007 · 16 weeks and 1 day ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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