Talk:Parse command-line arguments
Getopt documentation is often too sparse to be useful--one reason I started this article.
The phone call example is just a quick example. I think we should define a more useful CLI example for each language.
pmath: Perform mathematical operations.
Examples:
Usage
./pmath.rb -h
Fibonacci
./pmath.rb --fib 100
e^power
./pmath.rb -e 2