What is $_[0] ,$_[1] in Ruby?

Question

I am a Java developer, and I have been given Ruby code to understand and later to work on.

I went through the Ruby tutorials on tutorialspoint.com but I can\'t figur

Answer 1

$_ - string last read by gets

[0] is of course, indexing into that string.

http://www.rubyist.net/~slagell/ruby/globalvars.html