JavaScript 支持情况
Mr.Hope ... 2021-1-19 小于 1 分钟
# 运行限制
基于安全考虑，小程序中不支持动态执行 JS 代码，即:
- 不支持使用
eval执行 JS 代码 - 不支持使用
new Function创建函数
# 客户端 ES6 API 支持情况
微信小程序已经支持了绝大部分的 ES6 API，已支持的 API 如下(部分 API 依赖系统版本):
| String | iOS10+ | Android |
|---|---|---|
| codePointAt | ||
| normalize | ||
| includes | ||
| startsWith | ||
| endsWith | ||
| repeat | ||
| String.fromCodePoint |
| Array | iOS10+ | Android |
|---|---|---|
| copyWithin | ||
| find | ||
| findIndex | ||
| fill | ||
| entries | ||
| keys | ||
| values | ✘ | |
| includes | ||
| Array.from | ||
| Array.of |
| Number | iOS10+ | Android |
|---|---|---|
| isFinite | ||
| isNaN | ||
| parseInt | ||
| parseFloat | ||
| isInteger | ||
| EPSILON | ||
| isSafeInteger | ||
| Math | iOS10+ | Android |
| trunc | ||
| sign | ||
| cbrt | ||
| clz32 | ||
| imul | ||
| fround | ||
| hypot | ||
| expm1 | ||
| log1p | ||
| log10 | ||
| log2 | ||
| sinh | ||
| cosh | ||
| tanh | ||
| asinh | ||
| acosh | ||
| atanh |
| Object | iOS10+ | Android |
|---|---|---|
| is | ||
| assign | ||
| getOwnPropertyDescriptor | ||
| keys | ||
| getOwnPropertyNames | ||
| getOwnPropertySymbols |
| Other | iOS10+ | Android |
|---|---|---|
| Symbol | ||
| Set | ||
| Map | ||
| Proxy | ✘ | |
| Reflect | ||
| Promise |