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Shell Scripts_Intro (VARIABLES (Special variable ($0:, $1, $2, $3, etc.,…
Shell Scripts_Intro
VARIABLES
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can ASSIGN, DELETE, CHANGE variable values
by convention, variable names are UPPERCASE for constant and lowercase otw
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Intro
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No matter how complicated a shell script is, it is just a list of commands
A shell script == a program which is complete with variables, flow control, etc.
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ARRAY
different initialization for ksh, bsh, etc.
array_name=(value1, value2, ..., value_n) for bash shell
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