Alt text showing in IE and firefox but not in safari?

问题

Why Alt text not showing in Safari ?

http://gregory.pakosz.fr/stackoverflow/homework.html

回答1:

The code is fine. Safari simply doesn't support alt (I find it baffling).

来源：https://stackoverflow.com/questions/1897367/alt-text-showing-in-ie-and-firefox-but-not-in-safari