alt-attribute | 易学教程

Can I wrap img alt text?

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问题 I have an image set by css style to 100x75. When it doesn't load, the alt text loads into the space, but expands the container to beyond 100px width. How can I prevent this? Either by cutting it off or wrapping it. 回答1: Well, I figured it out to some degree. I just wrapped the image in a container of the same size. I guess my browser (Firefox) was not wrapping the text because it was an inline element. Thanks everyone for your responses. 回答2: In general, there is no way to control how alt

HTML codes inside alt tags

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问题 Is it ok to put html codes inside alt tags? I have a slider that uses alt tags for description. In order style the description, I have to put html codes. My problem is I dont know if it will harm SEO or any other things to consider.. 回答1: HTML markup is not valid for the contents of the alt attribute . If you need a fancy dialog ox you can easilt accomlish this with JavaScript and maye even plain old CSS. That way your code is valid and you don't run into any potential SEO issues. 回答2: Yes,

How to change image and alt attribute on click?

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问题 I'm looking to change several images onclick using JQuery instead of normal JavaScript and also change the image alt attribute at the same time for accessibility. It should be something easy as I'm not looking to do some special effect on change but I still haven't find anything about it. Here is the way I was doing with JS (without change the alt attribute): <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www

Accessibility: recommended alt-text convention for SVG and MathML?

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Overview HTML5 now allows <svg> and <math> markup with an HTML document without depending on external namespaces (decent overview here ). Both have their own alt -attribute analogs (see below) which are effectively ignored by today's screen-reader software. Thus, these elements are inaccessible to blind users. Are there plans to implement a standard alt-text convention for these new elements? I've scoured the docs and have come up dry! Futher Details Regarding SVG: an SVG's alternate text could be considered the contents of the root title or desc tag. <svg> <title>An image title</title> <desc

Accessibility: recommended alt-text convention for SVG and MathML?

阅读更多关于 Accessibility: recommended alt-text convention for SVG and MathML?

问题 Overview HTML5 now allows <svg> and <math> markup with an HTML document without depending on external namespaces (decent overview here). Both have their own alt -attribute analogs (see below) which are effectively ignored by today's screen-reader software. Thus, these elements are inaccessible to blind users. Are there plans to implement a standard alt-text convention for these new elements? I've scoured the docs and have come up dry! Futher Details Regarding SVG: an SVG's alternate text