added example_basic.rb, to demonstrate basic functionality

README.markdown

@@ -286,6 +286,7 @@ Example Programs
 Pry comes bundled with a few example programs to illustrate some
 features, see the `examples/` directory.
 
+* `example_basic.rb`             - Demonstrate basic Pry functionality
 * `example_input.rb`             - Demonstrates how to set the `input` object.
 * `example_output.rb`            - Demonstrates how to set the `output` object.
 * `example_hooks.rb`             - Demonstrates how to set the `hooks` hash.

examples/example_basic.rb

@@ -0,0 +1,17 @@
+direc = File.dirname(__FILE__)
+
+require 'rubygems'
+require "#{direc}/../lib/pry"
+
+# define a local.
+a = "a local variable"
+
+# defing a top-level method.
+def hello
+  puts "hello world!"
+end
+
+# Start pry session at top-level.
+# The local variable `a` and the `hello` method will
+# be accessible.
+pry