Perl Philosophy

What Perl inherits from Unix / Linux commands-Understanding through a comparison of Perl and Unix / Linux commands

Through a comparison of Perl and Unix / Linux commands, I'll explain what Perl inherited from Unix / Linux commands. Many of Perl's grammar features are inherited from Unix / Linux commands.

sed

The grammatical expressions for Perl regular expressions are made with reference to the functionality of sed.

• Perl regular expressions incorporate sed expressions

awk

• Perl's one-liner is based on the features of awk's one-liner

grep

Perl's grep function is based on the grep command.

• Perl's grep is inspired by the Unix / Linux command grep