Module | ERB::Util |
In: |
vendor/rails/activesupport/lib/active_support/core_ext/string/output_safety.rb
|
HTML_ESCAPE | = | { '&' => '&', '>' => '>', '<' => '<', '"' => '"' } |
JSON_ESCAPE | = | { '&' => '\u0026', '>' => '\u003E', '<' => '\u003C' } |
A utility method for escaping HTML tag characters. This method is also aliased as h.
In your ERb templates, use this method to escape any unsafe content. For example:
<%=h @person.name %>
puts html_escape("is a > 0 & a < 10?") # => is a > 0 & a < 10?
# File vendor/rails/activesupport/lib/active_support/core_ext/string/output_safety.rb, line 33 33: def html_escape(s) 34: s = s.to_s 35: if s.html_safe? 36: s 37: else 38: s.to_s.gsub(/&/, "&").gsub(/\"/, """).gsub(/>/, ">").gsub(/</, "<").html_safe 39: end 40: end
A utility method for escaping HTML entities in JSON strings. This method is also aliased as j.
In your ERb templates, use this method to escape any HTML entities:
<%=j @person.to_json %>
puts json_escape("is a > 0 & a < 10?") # => is a \u003E 0 \u0026 a \u003C 10?
# File vendor/rails/activesupport/lib/active_support/core_ext/string/output_safety.rb, line 57 57: def json_escape(s) 58: s.to_s.gsub(/[&"><]/) { |special| JSON_ESCAPE[special] } 59: end