Include the English library file in a Ruby script, and you can reference the global variables such as VAR\$\_ using less cryptic names, listed in the following table.% \vreftab:english.

Without 'English':

 $\ = ' -- '
 "waterbuffalo" =~ /buff/
 print $", $', $$, "\n"

With English:

 require "English"
 
 $OUTPUT_FIELD_SEPARATOR = ' -- '
 "waterbuffalo" =~ /buff/
 print $LOADED_FEATURES, $POSTMATCH, $PID, "\n"