| Module | URI::Escape | 
| In: | 
                
                lib/uri/common.rb
                
         | 
        
URI.escape(str [, unsafe])
| str: | String to replaces in. | 
| unsafe: | Regexp that matches all symbols that must be replaced with codes. By default uses REGEXP::UNSAFE. | 
Escapes the string, replacing all unsafe characters with codes.
  require 'uri'
  enc_uri = URI.escape("http://example.com/?a=\11\15")
  p enc_uri
  # => "http://example.com/?a=%09%0D"
  p URI.unescape(enc_uri)
  # => "http://example.com/?a=\t\r"