Bash Scripting Tutorial

An array is a variable containing multiple values may be of same type or of different type.  There is no maximum limit to the size of an array, nor any requirement that member variables be indexed or assigned contiguously. Array index starts with zero.

In this article, let us review 15 various array operations in bash.
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In our bash introduction article, we learned that a shell-script file contains list of commands to be executed by the shell interpreter. In this article let us review about shell commands and its internals.

A command is a sequence of words. The first word indicates the command to be executed and remaining words are passed as an arguments, where arguments could be the options or parameters to the command.
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