Interesting way to use colors (an easy way) in bash. And a cool way to use shift.

This is from a script that I found online that install GNS3 and vpcs and the like. So this is just a bash code study on it.

COLORS

First set the colors

Example of use:

 SHIFT

First make the function that uses shift.

This will install apps via the function.  In the function is a loop ( the loop as big as the number of arguments fed into installApps function)

Usage of installapp function:

 Another interesting bit

 

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