Element: hasAttributes() method
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
Thuộc tính hasAttributes() method of the Element
interface trả về a boolean value indicating whether the current element has any
attributes or not.
Cú pháp
js
hasAttributes()
Tham số
None.
Giá trị trả về
Một boolean.
Ví dụ
js
let foo = document.getElementById("foo");
if (foo.hasAttributes()) {
// Do something with 'foo.attributes'
}
Đặc tả kỹ thuật
| Specification |
|---|
| DOM # ref-for-dom-element-hasattributes① |