This is a universal syntax verification utility for syntax specifications
written in Backus-Naur Form (BNF).
Select syntax specification(s) and symbol that should be used for verification,
enter text to verify and click the "Get Results" button. The application checks
if the text conforms to the syntax specification(s) given.
Privacy statement: Data you enter in this form will be
removed immediately after the completing the verification report.
Select what specifications the text has to conform, and/or upload a
custom syntax specification.
(A file describing the BNF grammar.) The pre-defined specifications have been
copy-pasted from RFC documents and other standards.
Define what symbol will be checked. The symbol must be defined in one of
the selected syntax specifications.
If you double-click some syntax specification, this field will be completed
with a main symbol from the respective specification.
Indicates BNF variant used in the specification. (A file describing a syntax
of the BNF grammar.) Syntax specifications uploaded via this form must
include a single !syntax tag.
The value may be "abnf" or "abnf-rfc1035". This refers to the ABNF variant
defined in RFC 2234/4234
(file abnf.conf), or
the ABNF variant used in RFC 1035
If you need more, please,