CGI::Util#unescape_uri_component

unescape_uri_component(string, encoding = @@accept_charset)

# File tmp/rubies/ruby-3.4.1/lib/cgi/util.rb, line 54
def unescapeURIComponent(string, encoding = @@accept_charset)
  str = string.b
  str.gsub!(/((?:%[0-9a-fA-F]{2})+)/) do |m|
    [m.delete('%')].pack('H*')
  end
  str.force_encoding(encoding)
  str.valid_encoding? ? str : str.force_encoding(string.encoding)
end

Alias of #unescapeURIComponent

URL-decode a string following RFC 3986 with encoding(optional).

Example

string = CGI.unescapeURIComponent("%27Stop%21%27+said%20Fred")
   # => "'Stop!'+said Fred"

See also #unescapeURIComponent #unescapeHTML #unescape_html also in 3.3

‹ prev#unescapeHTML next ›#unescapeURIComponent