Used by the dataset
HTML attribute to represent data for custom attributes added to elements.
方法预览
DOMString getDataAttr(in DOMString prop); Native code only! |
boolean hasDataAttr(in DOMString prop); Violates the XPCOM interface guidelines |
void removeDataAttr(in DOMString prop); Violates the XPCOM interface guidelines |
void removeProp(in nsIAtom attr); Violates the XPCOM interface guidelines |
void setDataAttr(in DOMString prop, in DOMString value); Native code only! |
方法
Native code only!
getDataAttr
DOMString getDataAttr( in DOMString prop );
参数
prop
- 属性名
返回值
指定属性名的值
Violates the XPCOM interface guidelines
hasDataAttr()
boolean hasDataAttr( in DOMString prop );
参数
prop
- 属性名
返回值
如果该属性存在则返回 true,否则返回 false
Violates the XPCOM interface guidelines
removeDataAttr()
void removeDataAttr( in DOMString prop );
参数
prop
- 属性名
Violates the XPCOM interface guidelines
removeProp()
移除属性,当移除的是 data-* 属性时更新整个数据集
void removeProp( in nsIAtom attr );
参数
attr
- 属性名
Native code only!
setDataAttr
给指定属性赋值
void setDataAttr( in DOMString prop, in DOMString value );
参数
prop
- 属性名
value
- 属性值
浏览器兼容性
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
Basic support | ? | 6.0 (6.0) | ? | ? | ? |
Feature | Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|
Basic support | ? | ? | ? | ? | ? |