📖 aria属性是帮助屏幕阅读器更好地理解网页元素的重要工具。以下是几个关键属性的解释:🔑 role:当屏幕阅读器遇到带有role属性的元素时,它会同时读取元素的文本信息和role值。role通常解释了元素的用途,类似于HTML元素的名称,如button、nav、menu等。🗣️ aria-label:这个属性为元素提供了一个标签。需要注意的...
Closes #3118 Description Added aria-roledescription to components. Is this a breaking change (Yes/No): No
aria-roledescription practice index.md aria-roles aria-selected chto-takoe-a11y content-hidden css-impact-on-a11y forced-colors inverted-colors prefers-contrast prefers-reduced-motion role-alert role-banner role-button role-checkbox role-complementary role-contentinfo role-form role-...
aria-relevant aria-required aria-role aria-roledescription aria-rowcount aria-rowindex aria-rowspan aria-selected aria-setsize aria-sort aria-valuemax aria-valuemin aria-valuenow aria-valuetext 示例代码<view aria-role="button" aria-label="提交表单">提交</view> Tips安卓和iOS读屏模式下设置aria...
新的属性(aria-description、aria-braillelabel、aria-brailleroledescription) 更新aria-details 以允许多个 IDrefs 参阅自上一版以来的更新细节:https://www.w3.org/TR/2024/WD-wai-aria-1.3-20240123/#changelog 进一步获取关于 WAI-ARIA 的更多资源:https://www.w3.org/WAI/standards-guidelines/aria/ ...
TDK,即title,description,keywords。 一、title 在SEO中,标题的优化占着举足轻重的地位,无论是从用户体验的角度出发,还是从搜索引擎的排名效果出发,title都是页面优化最最重要的因素。 title的分隔符一般有,,_,-和空格。其中_对百度比较友好,而-对谷歌比较友好,空格在英文站点可以使用但中文少用。
aria-roledescription3/5The aria-roledescription attribute provides authors with a rudimentary solution to create custom controls, or more accurately the illusion of custom controls.There is some assistive technology support but, beware, aria-roledescription can actually override useful semantics in Jaws ...
* "aria-roledescription": null * }, * "abstract": false, * "childrenPresentational": false, * "baseConcepts": [], * "relatedConcepts": [ { * "module": "XForms", * "concept": { * "name": "alert" * } * }], * "superClass": [["roletype", "structure", "section"]] *...
In order to communicate to a screen reader user that the color area adjusts in two dimensions, useColorArea provides an aria-roledescription, using the localized string "2D Slider", on each of the visually hidden elements.Value formatting#The aria-valuetext of each element is formatted acco...
'aria-roledescription': 0, // Widget Attributes 'aria-autocomplete': 0, 'aria-checked': 0, 'aria-expanded': 0, 'aria-haspopup': 0, 'aria-level': 0, 'aria-modal': 0, 'aria-multiline': 0, 'aria-multiselectable': 0, 'aria-orientation': 0, ...