Converts a Retry-After response header into milliseconds. Accepts both the delta-seconds form ("30") and the HTTP-date form; returns null when the header is absent or unparseable.
Retry-After
"30"
null
Converts a
Retry-Afterresponse header into milliseconds. Accepts both the delta-seconds form ("30") and the HTTP-date form; returnsnullwhen the header is absent or unparseable.