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Understanding Functions in Bash

Jul 06, 2011, 02:00 (0 Talkback[s])


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[ Thanks to Andrew Weber for this link. ]

Because the function is executed in the context of the same shell, it does not create a new child process, this makes functions faster as they access the information in RAM. This also will save on resources as you use functions.

"Functions are a script within a script which can be defined by the user and stored in memory, allowing you to reuse the function repeatedly. This also provides a modular aspect that allows you to debug one function at a time be disabling functions."

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