This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The WebAssembly.Memory
.prototype
property represents the prototype for the WebAssembly.Memory()
constructor.
Property attributes of WebAssembly.Memory.prototype |
|
---|---|
Writable | no |
Enumerable | no |
Configurable | no |
Description
All WebAssembly.Memory
instances inherit from Memory.prototype
. The prototype object of the WebAssembly.Memory()
constructor can be modified to affect all WebAssembly.Memory
instances.
Properties
Memory.prototype.constructor
- Returns the function that created this object's instance. By default this is the
WebAssembly.Memory()
constructor. Memory.prototype.buffer
- An accessor property that returns the buffer contained in the memory.
-
Methods
Memory.prototype.grow()
- Increases the size of the memory instance by a specified number of WebAssembly pages (each one is 64KB in size).
Specifications
Specification | Status | Comment |
---|---|---|
WebAssembly JavaScript API The definition of 'Memory' in that specification. |
Draft | Initial draft definition. |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|---|
Basic support | 57 | 16 | 522 | No | 44 | 11 |
Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
---|---|---|---|---|---|---|---|
Basic support | 57 | 57 | Yes1 | 522 | No | ? | 11 |
1. This feature is behind the Experimental JavaScript Features
preference.
2. Disabled in the Firefox 52 Extended Support Release (ESR).
See also
Document Tags and Contributors
Tags:
Contributors to this page:
fscholz,
chrisdavidmills
Last updated by:
fscholz,