The cssValueType read-only property of the CSSValue interface represents the type of the current computed CSS property value.
cssValueType = cssValue.cssValueType;
An unsigned short representing a code defining the type of the value. Possible values are:
| Constant | Description |
|---|---|
CSS_CUSTOM | The value is a custom value. |
CSS_INHERIT | The value is inherited and the cssText contains "inherit". |
CSS_PRIMITIVE_VALUE | The value is a primitive value and an instance of the CSSPrimitiveValue interface can be obtained by using binding-specific casting methods on this instance of the CSSValue interface. |
CSS_VALUE_LIST | The value is a CSSValue list and an instance of the CSSValueList interface can be obtained by using binding-specific casting methods on this instance of the CSSValue interface. |
var styleDeclaration = document.styleSheets[0].cssRules[0].style;
var cssValue = styleDeclaration.getPropertyCSSValue("color");
console.log(cssValue.cssValueType);
| Specification | Status | Comment |
|---|---|---|
| Document Object Model (DOM) Level 2 Style Specification The definition of 'CSSValue.cssValueType' in that specification. | Obsolete | Initial definition |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | No support | (Yes) | ? | No support | ? |
| Feature | Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | (Yes) | ? | ? | ? | ? |
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https://developer.mozilla.org/en-US/docs/Web/API/CSSValue/cssValueType