The SharedArrayBuffer.prototype
property represents the prototype for the SharedArrayBuffer
object.
Property attributes of SharedArrayBuffer.prototype |
|
---|---|
Writable | no |
Enumerable | no |
Configurable | no |
Description
SharedArrayBuffer
instances inherit from SharedArrayBuffer.prototype
. As with all constructors, you can change the constructor's prototype object to make changes to all SharedArrayBuffer
instances.
Properties
- SharedArrayBuffer.prototype.constructor
- Specifies the function that creates an object's prototype. The initial value is the standard built-in
SharedArrayBuffer
constructor. SharedArrayBuffer.prototype.byteLength
Read only- The size, in bytes, of the array. This is established when the array is constructed and cannot be changed. Read only.
Methods
SharedArrayBuffer.prototype.slice(begin, end)
- Returns a new
SharedArrayBuffer
whose contents are a copy of thisSharedArrayBuffer
's bytes frombegin
, inclusive, up toend
, exclusive. If eitherbegin
orend
is negative, it refers to an index from the end of the array, as opposed to from the beginning.
Specifications
Specification | Status | Comment |
---|---|---|
ECMAScript Latest Draft (ECMA-262) The definition of 'SharedArrayBuffer.prototype' in that specification. |
Draft | Initial definition in ES2017. |
Browser compatibility
Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | No support | No support | 55 (55) [1] | No support | No support | No support |
Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | No support | No support | 55.0 (55) [1] | No support | No support | No support |
[1] In Firefox version 46 until version 54, this feature is disabled by a preference setting. In about:config, set javascript.options.shared_memory
to true
.