ArrayBuffer.isView()

The ArrayBuffer.isView() method determines whether the passed value is one of the ArrayBuffer views, such as typed array objects or a DataView.

Syntax

ArrayBuffer.isView(value)

Parameters

value
The value to be checked.

Return value

true if the given argument is one of the ArrayBuffer views; otherwise, false.

Examples

Using isView

ArrayBuffer.isView();                    // false              
ArrayBuffer.isView([]);                  // false
ArrayBuffer.isView({});                  // false
ArrayBuffer.isView(null);                // false
ArrayBuffer.isView(undefined);           // false
ArrayBuffer.isView(new ArrayBuffer(10)); // false
 
ArrayBuffer.isView(new Uint8Array());    // true
ArrayBuffer.isView(new Float32Array());  // true
ArrayBuffer.isView(new Int8Array(10).subarray(0, 3)); // true

const buffer = new ArrayBuffer(2);
const dv = new DataView(buffer);
ArrayBuffer.isView(dv); // true

Specifications

Specification
ECMAScript (ECMA-262)
The definition of 'ArrayBuffer.isView' in that specification.

Browser compatibility

Update compatibility data on GitHub
DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
isViewChrome Full support 32Edge Full support 12Firefox Full support 29IE Full support 11Opera Full support 19Safari Full support 7WebView Android Full support ≤37Chrome Android Full support 32Firefox Android Full support 29Opera Android Full support 19Safari iOS Full support 7Samsung Internet Android Full support 2.0nodejs Full support 4.0.0

Legend

Full support  
Full support

See also