当前位置：文江博客知识库 en-US 文档 Web API CSSPrimitiveValue getRGBColorValue

CSSPrimitiveValue.getRGBColorValue() - Web APIs 编辑

The getRGBColorValue() method of the CSSPrimitiveValue interface is used to get an RGB color value. If this CSS value doesn't contain a RGB color value, a DOMException is raised. Modification to the corresponding style property can be achieved using the RGBColor interface.

Syntax

var rgbColorValue = cssPrimitiveValue.getRGBColorValue();

Return value

An RGBColor object representing the color value.

Exceptions

Type	Description
`DOMException`	An `INVALID_ACCESS_ERR` is raised if the attached property can't return an RGB color value (i.e. this is not `CSS_RGBCOLOR`).

Example

var cs = window.getComputedStyle(document.body);
var cssValue = cs.getPropertyCSSValue("color");
console.log(cssValue.getRGBColorValue());

Specifications

Specification	Status	Comment
Document Object Model (DOM) Level 2 Style Specification The definition of 'CSSPrimitiveValue.getRGBColorValue' in that specification.	Obsolete	Initial definition