September 2024
Intermediate to advanced
320 pages
6h 11m
German
Content preview from JavaScript Schnelleinstieg - Dynamische Webseiten programmieren in 14 Tagen
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Formulare prüfen und Daten versenden
12.1 input – Eingaben in Formularfelder
12.1.1 HTML-Formulare und PHP-Anwendungen
Formulare bestehen meist aus mindestens zwei Komponenten: dem HTML-Formular mit form- und input-Elementen auf der HTML-Seite und einem PHP-Programm auf dem Server. Das muss nicht so sein, ist aber immer noch die klassische Technik für die Kommunikation zwischen Client und Server. Einfache Formulare wie ein Kontaktformular oder der Kommentar in einem Content-Management-System brauchen dafür im Grunde genommen kein JavaScript.
Der Anwendungsprogrammierer gibt die Daten vor, die vom PHP-Programm in der Antwort erwartet werden, ...
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