Linux Bash

cleanup operations

All posts tagged cleanup operations by Linux Bash

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March 2025

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Use `trap - RETURN` to run cleanup code only when a function exits

bash scripting trap return cleanup operations function exits robustness

The article explains the usage of `trap - RETURN` in Bash scripting, a command that ensures cleanup tasks are automatically executed when a function exits, irrespective of the exit manner. It showcases examples where `trap - RETURN` can delete temporary files or revert changes, helping maintain script stability and cleanliness, making scripts both robust and maintainable.

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