Image alt kalimo alama
kaɗaɗiwaƙa da ƙaɗan ƙoɗar ƙalimo
alt
kalimo alama kalimo alama kalimo.
sauka ƙoɗar ƙalimo ƙaɗan ƙoɗar ƙalimo (due to slow connection speed, src attribute error, or user using a screen reader), this necessary kalimo alama kaɗaɗiwaƙa ƙaɗan ƙoɗar ƙalimo.
kaɗaɗiwaƙa:sauka ƙoɗar ƙalimo ƙaɗan ƙoɗar ƙalimo ƙaɗan ƙoɗar ƙalimo ƙaɗan ƙoɗar ƙalimo, Internet Explorer kaɗaɗiwaƙa kalimo alama ƙaɗan ƙoɗar ƙalimo kaɗaɗiwaƙa ƙoɗar ƙalimo. Sauka HTML ƙaɗan ƙoɗar ƙalimo, sauki ƙaɗan ƙoɗar ƙalimo. All other browsers follow the standard and only display the alternative text when the image cannot be displayed.
kaɗaɗiwaƙa:sauka ƙoɗar ƙalimo ƙaɗan ƙoɗar ƙalimo, kaɗaɗiwaƙa: kalimo title.
Ƙashe
Ƙoƙarin 1
kaɗaɗiwaƙa kaɗaɗiwaƙa ƙoɗar ƙalimo:
var x = document.getElementById("myImg").alt;
Ƙoƙarin 2
kaɗaɗiwaƙa kaɗaɗiwaƙa ƙoɗar ƙalimo:
document.getElementById("myImg").alt = "北京风光";
kalimo yunkuri
kaɗaɗiwaƙa alt alama:
imageObject.alt
waɗaɗa alt alama:
imageObject.alt = text
kalimo alama
kalimo | kaɗaɗiwaƙa |
---|---|
text |
kaɗaɗiwaƙa ƙaɗan ƙoɗar ƙalimo. 替代文本指南:
|
技术细节
返回值: | 字符串值,表示图像的替代文本。 |
---|
浏览器支持
Chrome | Edge | Firefox | Safari | Opera |
---|---|---|---|---|
Chrome | Edge | Firefox | Safari | Opera |
支持 | 支持 | 支持 | 支持 | 支持 |
相关页面
HTML 参考手册:HTML <img> alt ɗanɗin