How do I run a Perl file in Unix?

You can do it this way,

• Find the interpreter/executors path. In this case its /usr/bin/perl or /usr/bin/env perl.
• Add it to the first line of the file as #!/usr/bin/perl .
• Give execute permission to the file chmod +x example.pl.

How do I run a Perl file?

By including the shebang line and setting the executable bit ( chmod +x hello.pl ), you turn the plaintext file into an executable program. Now you don’t need to include ‘perl’ on the command line to run the program (but you do need to use ./ to reference it unless this program is in a directory in your $PATH .