The StylePropertyMap interface of the CSS Typed Object Model API provides a representation of a CSS declaration block that is an alternative to CSSStyleDeclaration.

Inherits properties from its parent, StylePropertyMapReadOnly.

Inherits methods from its parent, StylePropertyMapReadOnly.

StylePropertyMap.append()

Adds a new CSS declaration to the StylePropertyMap with the given property and value.

StylePropertyMap.clear()

Removes all declarations in the StylePropertyMap.

StylePropertyMap.delete()

Removes the CSS declaration with the given property.

StylePropertyMap.set()

Changes the CSS declaration with the given property.