First script

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examples/perl-intro/hello_world.pl

#!/usr/bin/env perl
use v5.10;
use strict;
use warnings;

say 'Hello World';

• #!/usr/bin/env perl - Path to perl interpreter
• use v5.10; - Minimal version number of Perl, turn on new features. Same as use 5.010;
• use strict; - Require variable declarations, avoid stupid mistakes.
• use warnigs; - Ask for warnings. Avoid further stupid mistakes.

• say - print with newline at the end