ERB Util module Util Ruby on Rails 7.1.6 Since v2.2.3 Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2 Compare with: … v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.2.3 v8.0.4 v8.1.2 No documentation comment. Constants ERB::Util::HTML_ESCAPE ERB::Util::HTML_ESCAPE_ONCE_REGEXP ERB::Util::INVALID_TAG_NAME_FOLLOWING_REGEXP ERB::Util::INVALID_TAG_NAME_START_REGEXP ERB::Util::SAFE_XML_TAG_NAME_REGEXP ERB::Util::TAG_NAME_FOLLOWING_CODEPOINTS ERB::Util::TAG_NAME_REPLACEMENT_CHAR ERB::Util::TAG_NAME_START_CODEPOINTS Methods (defined here) self. html_escape_once self. json_escape self. xml_name_escape Private methods (3) Implementation detail — not part of the public API. # html_escape_once # json_escape # xml_name_escape