Perl/1 liners

Use perl on your command line

Operators

 * The “|�? (pipe) symbol takes the output from a command line command and makes it the standard input of your 1 line Perl program.
 * The diamond operator, <>, reads lines from standard input.
 * Access command line arguments using @ARGV.

Example
perl -e 'for $i (0..255) {print "$i:&#$i; \n";}' >allutf8.html

Tutorials

 * Tutorial] from 'The Perl Review' magazine. (.pdf)
 * Waikato Linux User Group One liner tutorial