[ 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.”
Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.
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