ALT text
 US /ˈælt teks/
 UK /ˈælt teks/

1. 
ALT-Text, Alternativtext
Alternative text, also known as alt attributes, alt descriptions, or alt tags, is HTML code that describes the appearance and function of an image on a web page. It is read aloud by screen readers for visually impaired users and displayed in place of an image if the image fails to load.
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Always include descriptive ALT text for images on your website to improve accessibility.
Fügen Sie immer beschreibenden ALT-Text für Bilder auf Ihrer Website hinzu, um die Barrierefreiheit zu verbessern.
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If an image fails to load, the browser will display its ALT text instead.
Wenn ein Bild nicht geladen werden kann, zeigt der Browser stattdessen seinen ALT-Text an.