这篇翻译不完整。请帮忙从英语翻译这篇文章

静态的Atomics.store()方法将给定的值存储在数组中的指定位置,并返回该值。.

语法

Atomics.store(typedArray, index, value)

参数

typedArray
一个指定类型的shared数组. 类型为 Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, 或者 Uint32Array其中一个.
index
typedArray中用来存储value的位置.
value
要存储的数字.

返回值

被存储的值.

异常

  • 抛出一个TypeError异常, 如果 typedArray 不是上述给定的类型之一.
  • 抛出一个TypeError异常, 如果 typedArray 不是一个指定类型的shared类型数组.
  • 抛出一个RangeError异常, 如果 index 在 typedArray中越界了。

示例

var sab = new SharedArrayBuffer(1024);
var ta = new Uint8Array(sab);

Atomics.store(ta, 0, 12); // 12

规范

Specification Status Comment
ECMAScript Latest Draft (ECMA-262)
Atomics.store
Draft Initial definition in ES2017.

浏览器兼容性

Update compatibility data on GitHub
DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung InternetNode.js
Basic supportChrome Full support 68
Full support 68
No support 60 — 63
Notes
Notes Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of speculative side-channel attacks. This was a temporary removal while mitigations were put in place.
Edge Full support 16
Notes
Full support 16
Notes
Notes Support was removed to mitigate speculative execution side-channel attacks (Windows blog).
Firefox Full support 57
Notes Disabled
Full support 57
Notes Disabled
Notes Support was disabled by default to mitigate speculative execution side-channel attacks (Mozilla Security Blog).
Disabled From version 57: this feature is behind the javascript.options.shared_memory preference (needs to be set to true). To change preferences in Firefox, visit about:config.
No support 55 — 57
No support 46 — 55
Disabled
Disabled From version 46 until version 55 (exclusive): this feature is behind the javascript.options.shared_memory preference (needs to be set to true). To change preferences in Firefox, visit about:config.
IE No support NoOpera No support NoSafari No support 10.1 — ?WebView Android No support 60 — 63
Notes
No support 60 — 63
Notes
Notes Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of speculative side-channel attacks. This is intended as a temporary measure until other mitigations are in place.
Chrome Android No support 60 — 63
Notes
No support 60 — 63
Notes
Notes Chrome disabled SharedArrayBuffer on January 5, 2018 to help reduce the efficacy of speculative side-channel attacks. This is intended as a temporary measure until other mitigations are in place.
Edge Mobile ? Firefox Android Full support 57
Notes Disabled
Full support 57
Notes Disabled
Notes Support was disabled by default to mitigate speculative execution side-channel attacks (Mozilla Security Blog).
Disabled From version 57: this feature is behind the javascript.options.shared_memory preference (needs to be set to true). To change preferences in Firefox, visit about:config.
No support 55 — 57
No support 46 — 55
Disabled
Disabled From version 46 until version 55 (exclusive): this feature is behind the javascript.options.shared_memory preference (needs to be set to true). To change preferences in Firefox, visit about:config.
Opera Android No support NoSafari iOS No support NoSamsung Internet Android No support Nonodejs Full support 8.10.0

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
See implementation notes.
See implementation notes.
User must explicitly enable this feature.
User must explicitly enable this feature.

相关链接

文档标签和贡献者

此页面的贡献者: fscholz, zouyang1230, shenrongliu
最后编辑者: fscholz,