这篇翻译不完整。请帮忙从英语翻译这篇文章。
这是一个实验中的功能
此功能某些浏览器尚在开发中，请参考浏览器兼容性表格以得到在不同浏览器中适合使用的前缀。由于该功能对应的标准文档可能被重新修订，所以在未来版本的浏览器中该功能的语法和行为可能随之改变。
The static Atomics.isLockFree() method is used to determine whether to use locks or atomic operations. It returns true, if the given size is one of the BYTES_PER_ELEMENT property of integer TypedArray types.
Syntax
Atomics.isLockFree(size)
Parameters
size- The size in byte to check.
Return value
A Boolean indicating whether the operation is lock free.
Examples
Atomics.isLockFree(1); // true Atomics.isLockFree(2); // true Atomics.isLockFree(3); // false Atomics.isLockFree(4); // true Atomics.isLockFree(5); // false Atomics.isLockFree(6); // false Atomics.isLockFree(7); // false Atomics.isLockFree(8); // false
Specifications
| Specification | Status | Comment |
|---|---|---|
| ECMAScript Shared Memory and Atomics Atomics.isLockFree |
Draft | Initial definition. |
Browser compatibility
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 未实现 [2] | 未实现 | 52 (52) [1] | 未实现 | 未实现 | 未实现 |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | 未实现 | 未实现 | 52.0 (52) [1] | 未实现 | 未实现 | 未实现 |
[1] In Firefox version 46 until version 51, this feature was disabled by a preference setting. In about:config, set javascript.options.shared_memory to true.
[2] The implementation is under development and needs these runtime flags: --js-flags=--harmony-sharedarraybuffer --enable-blink-feature=SharedArrayBuffer