tabIndex
特性为
HTMLOrForeignElement
interface represents the tab order of the current element.
Tab order is as follows:
tabIndex
. Elements that have identical
tabIndex
values should be navigated in the order they appear. Navigation proceeds from the lowest
tabIndex
to the highest
tabIndex
.
tabIndex
attribute or support it and assign
tabIndex
to
0
, in the order they appear.
Elements that are disabled do not participate in the tabbing order.
Values don't need to be sequential, nor must they begin with any particular value. They may even be negative, though each browser trims very large values.
element.tabIndex = index; var index = element.tabIndex;
index
is an integer
const b1 = document.getElementById('button1');
b1.tabIndex = 1;
| 桌面 | 移动 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
tabIndex
|
Chrome 1 |
Edge
18
|
Firefox 1 |
IE
部分支持
8
|
Opera Yes | Safari 6 | WebView Android 4.4 | Chrome Android 18 | Firefox Android 4 | Opera Android Yes | Safari iOS Yes | Samsung Internet Android 1.0 |
完整支持
部分支持
见实现注意事项。
HTMLOrForeignElement
BeforeUnloadEvent
DOMStringMap
ErrorEvent
GlobalEventHandlers
HTMLAnchorElement
HTMLAreaElement
HTMLAudioElement
HTMLBRElement
HTMLBaseElement
HTMLBaseFontElement
HTMLBodyElement
HTMLButtonElement
HTMLCanvasElement
HTMLContentElement
HTMLDListElement
HTMLDataElement
HTMLDataListElement
HTMLDialogElement
HTMLDivElement
HTMLDocument
HTMLElement
HTMLEmbedElement
HTMLFieldSetElement
HTMLFormControlsCollection
HTMLFormElement
HTMLFrameSetElement
HTMLHRElement
HTMLHeadElement
HTMLHeadingElement
HTMLHtmlElement
HTMLIFrameElement
HTMLImageElement
HTMLInputElement
HTMLIsIndexElement
HTMLKeygenElement
HTMLLIElement
HTMLLabelElement
HTMLLegendElement
HTMLLinkElement
HTMLMapElement
HTMLMediaElement
HTMLMetaElement
HTMLMeterElement
HTMLModElement
HTMLOListElement
HTMLObjectElement
HTMLOptGroupElement
HTMLOptionElement
HTMLOptionsCollection
HTMLOutputElement
HTMLParagraphElement
HTMLParamElement
HTMLPictureElement
HTMLPreElement
HTMLProgressElement
HTMLQuoteElement
HTMLScriptElement
HTMLSelectElement
HTMLShadowElement
HTMLSourceElement
HTMLSpanElement
HTMLStyleElement
HTMLTableCaptionElement
HTMLTableCellElement
HTMLTableColElement
HTMLTableDataCellElement
HTMLTableElement
HTMLTableHeaderCellElement
HTMLTableRowElement
HTMLTableSectionElement
HTMLTemplateElement
HTMLTextAreaElement
HTMLTimeElement
HTMLTitleElement
HTMLTrackElement
HTMLUListElement
HTMLUnknownElement
HTMLVideoElement
HashChangeEvent
历史
ImageData
定位
MessageChannel
MessageEvent
MessagePort
Navigator
NavigatorGeolocation
NavigatorID
NavigatorLanguage
NavigatorOnLine
NavigatorPlugins
PageTransitionEvent
Plugin
PluginArray
PopStateEvent
PortCollection
PromiseRejectionEvent
RadioNodeList
Transferable
ValidityState
Window
WindowBase64
WindowEventHandlers
WindowTimers