From catalog/rfc5322-email.abnf rule: atext
Definition
atext = ALPHA / DIGIT / "!" / "#" / "$" / "%" / "&" / "'" / "*" / "+" / "-" / "/" / "=" / "?" / "^" / "_" / "`" / "{" / "|" / "}" / "~"
Info
- Rulename
- atext
- Dependencies
- ALPHA, DIGIT, atext
- Used Builtins
- ALPHA, DIGIT
Alphabet
! #…' *…+ - /…9 = ? A…Z ^…~
Translations
Railroad Diagram
ECMAScript/JavaScript Regular Expression Literal
/^[!#-'*-+\-/-9=?A-Z\^-~]$/
Swift Regular Expression
[!#-'*-+\-/-9=?A-Z\^-~]
POSIX Extended Regular Expression
[!#-'*-+\-/-9=?A-Z\^-~]