The ArrayBuffer.isView()
static method determines whether the passed value is one of the ArrayBuffer
views, such as typed array objects or a DataView
.
The ArrayBuffer.isView()
static method determines whether the passed value is one of the ArrayBuffer
views, such as typed array objects or a DataView
.
ArrayBuffer.isView(value)
value
The value to be checked.
true
if the given argument is one of the ArrayBuffer
views; otherwise, false
.
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
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Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | Deno | Node.js | ||
isView |
32 | 12 | 29 | 19 | 7 | 32 | 29 | 19 | 7 | 2.0 | 4.4.3 | 1.0 | 4.0.0 |
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer/isView