Abstract
Variables have been part of the Unix shell since its inception more than 30 years ago, but their features have grown over the years. The standard Unix shell now has parameter expansions that perform sophisticated manipulations on their contents. bash adds even more expansion capabilities as well as indexed and associative arrays.
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© 2015 Chris F. A. Johnson and Jayant Varma
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Johnson, C.F.A., Varma, J. (2015). Parameters and Variables. In: Pro Bash Programming. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-0121-3_5
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DOI: https://doi.org/10.1007/978-1-4842-0121-3_5
Publisher Name: Apress, Berkeley, CA
Print ISBN: 978-1-4842-0122-0
Online ISBN: 978-1-4842-0121-3
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