ERB Util TAG_NAME_START_CODEPOINTS constant TAG_NAME_START_CODEPOINTS Ruby on Rails 7.1.6 Since v7.1.6 Available in: v7.1.6 v7.2.3 v8.0.4 v8.1.2 Compare with: … v7.2.3 v8.0.4 v8.1.2 Following XML requirements: www.w3.org/TR/REC-xml/#NT-Name
