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
-
.h(s)
mod_func
Alias for #html_escape.
-
.html_escape(s)
(also: #h)
mod_func
A utility method for escaping HTML tag characters in s.
-
.u(s)
mod_func
Alias for #url_encode.
-
.url_encode(s)
(also: #u)
mod_func
A utility method for encoding the String s as a URL.
Class Method Details
.h(s) (mod_func)
Alias for #html_escape.
# File 'lib/erb.rb', line 949
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 > 0 & a < 10?
# File 'lib/erb.rb', line 946
def html_escape(s) CGI.escapeHTML(s.to_s) end
.u(s) (mod_func)
Alias for #url_encode.
# File 'lib/erb.rb', line 970
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
# File 'lib/erb.rb', line 965
def url_encode(s) s.to_s.b.gsub(/[^a-zA-Z0-9_\-.]/n) { |m| sprintf("%%%02X", m.unpack("C")[0]) } end