Bash Shell Functions Tutorial with 6 Practical Examples

Apr 23, 2010, 14:33 (2 Talkback[s])

"Bash shell functions are a way to group several UNIX / Linux commands for later execution using a single name for the group. Bash shell function can be executed just like a regular Unix command. Shell functions are executed in the current shell context without creating any new process to interpret them.

"Both bash aliases and functions allow you to define shortcuts for longer or more complicated commands. However, aliases don't allow control-flows, arguments, and other trickery things these functions will allow as explained in this tutorial.

"This article is part of the on-going bash tutorial series. Refer to our earlier tutorial about bash introduction, bash exist status and bash alias examples."

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