bash-command

This blog details the use of the `BASH_COMMAND` in a `trap` command for logging exact Bash script executions, enhancing debugging and script robustness. It explains `trap` functionality, incorporates `BASH_COMMAND` for monitoring script behaviors during triggers, and provides practical examples, including logging executed commands upon script exit or during interruptions, boosting script reliability and maintenance.

Learn how to measure the execution time of individual Bash script commands using `trap '...' DEBUG` and `$BASH_COMMAND`. This detailed method sets triggers before and after each command, allowing you to log precise timings. Examples include simple time tracking for each command and an advanced approach using associative arrays for more complexity.