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Module: ERB::Util

Relationships & Source Files
Defined in: lib/erb.rb

Overview

A utility module for conversion routines, often handy in HTML generation.

Class Method Summary

Class Method Details

.h(s) (mod_func)

Alias for #html_escape.

[ GitHub ] 

  


# File 'lib/erb.rb', line 980



alias h html_escape


  








  

    .html_escape(s)   (mod_func)
    Also known as: #h
  



  

    

A utility method for escaping HTML tag characters in s.



require "erb"
include ERB::Util

puts html_escape("is a > 0 & a < 10?")



Generates



is a &gt; 0 &amp; a &lt; 10?


  



  [ GitHub ]


  

  


# File 'lib/erb.rb', line 977



def html_escape(s)
  CGI.escapeHTML(s.to_s)
end


  








  

    .u(s)   (mod_func)
  



  

    

Alias for #url_encode.


  



  [ GitHub ]


  

  


# File 'lib/erb.rb', line 1001



alias u url_encode


  








  

    .url_encode(s)   (mod_func)
    Also known as: #u
  



  

    

A utility method for encoding the String s as a URL.



require "erb"
include ERB::Util

puts url_encode("Programming Ruby:  The Pragmatic Programmer's Guide")



Generates



Programming%20Ruby%3A%20%20The%20Pragmatic%20Programmer%27s%20Guide


  



  [ GitHub ]


  

  


# File 'lib/erb.rb', line 996



def url_encode(s)
  s.to_s.b.gsub(/[^a-zA-Z0-9_\-.]/n) { |m|
    sprintf("%%%02X", m.unpack("C")[0])
  }
end