Posts Tagged ‘argv’

Command Line Arguments in Bash

Posted: 14th June 2014 by Tim in Bash, Linux
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In Bash, arguments passed in on the command line are stored in numbered variables. For example, the first argument is $1, the second argument is $2, and so on. The total number of arguments passed to the program is stored in $# $0 contains the path to the program. This path may be an absolute […]

Command line arguments with Perl

Posted: 27th December 2013 by Tim in Perl
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Command line arguments in perl are stored in the $ARGV array, and the number of arguments can be deduced from the size of that array: $#ARGV + 1. One way to access this data is to access the data by index: $ARGV[0] for the first argument for example. Unlike C, the program name is not […]