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instance method

ERB::Util#h

h(s)

# File tmp/rubies/ruby-3.0.5/lib/erb.rb, line 1001
def html_escape(s)
  CGI.escapeHTML(s.to_s)
end

A utility method for escaping HTML tag characters in s.

Example

require "erb"
include ERB::Util

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

Generates

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

See also #html_escape .h .url_encode .u also in 3.1