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| author | Mitja Felicijan <mitja.felicijan@gmail.com> | 2024-03-10 14:59:14 +0100 |
|---|---|---|
| committer | Mitja Felicijan <mitja.felicijan@gmail.com> | 2024-03-10 14:59:14 +0100 |
| commit | 1100562e29f6476448b656dbddd4cf22505523f6 (patch) | |
| tree | 442eec492199104bd49dfd74474ce89ade8fcac9 /content/notes/2023-05-28-easy-time-took-in-bash.md | |
| parent | a40d80be378e46a6c490e1b99b0d8f4acd968503 (diff) | |
| download | mitjafelicijan.com-1100562e29f6476448b656dbddd4cf22505523f6.tar.gz | |
Move back to JBMAFP
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| 1 | --- | ||
| 2 | title: "Easy measure time took in a bash script" | ||
| 3 | url: /easy-time-took-in-bash.html | ||
| 4 | date: 2023-05-28T17:53:20+02:00 | ||
| 5 | type: note | ||
| 6 | draft: false | ||
| 7 | --- | ||
| 8 | |||
| 9 | In Bash, the `$SECONDS` variable is a special variable that automatically keeps | ||
| 10 | track of the number of seconds since the current shell or script started | ||
| 11 | executing. It starts counting from the moment the script begins running. | ||
| 12 | |||
| 13 | ```bash | ||
| 14 | #!/bin/bash | ||
| 15 | |||
| 16 | # Reset the timer to zero. | ||
| 17 | SECONDS=0 | ||
| 18 | |||
| 19 | # Do something. | ||
| 20 | sleep 5 | ||
| 21 | |||
| 22 | # Print the time elapsed. | ||
| 23 | echo "Time taken: $SECONDS seconds" | ||
| 24 | ``` | ||
