Logo

Programming-Idioms

This language bar is your friend. Select your favorite languages!
  • Ruby

Idiom #324 Read HTTP response header

Set the string c to the (first) value of the header "cache-control" of the HTTP response res.

require 'open-uri'
c = URI.open(u) {|res| res.meta["cache-control"] }

import "net/http"
c := res.Header.Get("cache-control")

http.Response.Header is an exported field
New implementation...
< > ⌨
programming-idioms.org 
c = URI.open(u) {|res| res.meta["cache-control"] }

c := res.Header.Get("cache-control")
$resp = HTTP::Tiny->new->get($url); 

$cc = $resp->{'headers'}->{'cache-control'};
c = res.headers['cache-control']