sharedArrayBuffer.byteLength
sharedArrayBuffer.byteLength
byteLength访问器属性表示以字节为单位的一个SharedArrayBuffer的长度。
语法
sab.byteLength
描述
byteLength只可以被读取，不可以被赋值。这个变量会在array创建的时候生成，且无法更改
示例
var sab = new SharedArrayBuffer(1024
sab.byteLength; // 1024
规范
| Specification | Status | Comment |
|---|---|---|
| ECMAScript Latest Draft (ECMA-262)The definition of 'SharedArrayBuffer.prototype.byteLength' in that specification. | Draft | Initial definition in ES2017. |
浏览器兼容性
| 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 |
