Is the alternative operator in ABNF match first or longest?...

What does "strict order" of sequence groups mean?...

ANTLR4 "rule ... contains a closure with at least one alternative that can match an empty strin...

Understanding ABNF syntax "0<pchar>"...

How to remove left-recursion from grammar rules...

ABNF augmented by HTTP : normative reference for #symbol...

What does the ampersand mean in RFC 822's BNF rules?...

Is the alternative operator in ABNF commutative?...

How should an HTTP header field be parsed?...

Unicode version of ABNF?...

Parse into a complex struct with boost::spirit...

Does the order of rules in ABNF matter?...

Preventing duplicate characters in ABNF...

Is it acceptable for the qvalue to be "1." or "0." based on RFC7231 (HTTP 1.1)?...

RFC regular expression operators...

Optional sequence rule clarification...

ANTLR 4.1 Variable ANTLR 4 token multiplicity yields error: "closure with at least one alternat...

What is the proper way to encode an AMF0 StrictArray...