From catalog/rfc9110-http.abnf rule: qvalue

Definition

qvalue = ("0" ["." *3DIGIT]) / ("1" ["." *3("0")])

Info

Rulename
qvalue
Dependencies
DIGIT, qvalue
Used Builtins
DIGIT

Alphabet

Translations

Railroad Diagram

qvalue 0 . DIGIT DIGIT DIGIT 1 . 0 0 0

Swift Regular Expression

0|1(|\.(|0(|0(|0))))|0\.(|[0-9])|0\.[0-9][0-9](|[0-9])

POSIX Extended Regular Expression

0|1(|\.(|0(|0(|0))))|0\.(|[0-9])|0\.[0-9][0-9](|[0-9])