How to print or access value of user defined variables in Linux Shell Script

By: Vivek G. Emailed: 1788 times Printed: 2623 times    

To print or access UDV use following syntax
Syntax: 
$variablename

Define variable vech and n as follows:
$ vech=Bus
$ n=10

To print contains of variable 'vech' type
$ echo $vech
It will print 'Bus',To print contains of variable 'n' type command as follows
$ echo $n

Caution: Do not try $ echo vech, as it will print vech instead its value 'Bus' and $ echo n, as it will print n instead its value '10', You must use $ followed by variable name.

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