DOMStringMap

Used by the dataset HTML attribute to represent data for custom attributes added to elements.

Доступные методы

Методы

DOMString getDataAttr(
  in DOMString prop
);

Аргументы

prop

The property for which to retrieve the value.

Возвращаемое значение

The value for the specified property name.

boolean hasDataAttr(
  in DOMString prop
);

Parameters

prop

The property for which to check for the existence of a value.

Return value

true if the property exists; otherwise false.

void removeDataAttr(
  in DOMString prop
);

Parameters

prop

The property to remove from the data set.

Removes the property from the dataset object. Used to update the dataset object when data-* attribute has been removed from the element.

void removeProp(
  in nsIAtom attr
);

Parameters

attr

The property to remove from the dataset.

Sets the value of the specified property.

void setDataAttr(
  in DOMString prop,
  in DOMString value
);

Parameters

prop

The property whose value is to be set.

value

The property's new value.

Browser compatibility

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

См. далее

• HTMLElement.dataset
• dataset