December 2019
Intermediate to advanced
488 pages
12h 25m
German
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18HTTP und Formulare
Das Protokoll HTTP (Hyptertext Transfer Protocol), das Sie bereits in Kapitel 13 kennengelernt haben, ist der Mechanismus, durch den Daten im World Wide Web angefordert und bereitgestellt werden. In diesem Kapitel wird es ausführlicher beschrieben und außerdem erklärt, wie JavaScript im Browser darauf zugreift.
18.1Das Protokoll
Wenn Sie in die Adressleiste eines Browsers eloquentjavascript.net/18_http.html eingeben, schlägt der Browser zunächst die Adresse des Servers nach, der mit eloquentjavascript.net verknüpft ist, und versucht dann eine TCP-Verbindung über Port 80 zu ihm einzurichten, dem Standardport für HTTP-Datenverkehr. Falls der Server existiert und die Verbindung akzeptiert, sendet der Browser ihm eine Nachricht ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.