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Add the recommendation not to use the Symbol wrapper object type PR1001

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zhongsp 2019-09-17 20:06:41 +08:00
parent cf5868dec6
commit b3bcdebdb7
1 changed files with 3 additions and 3 deletions
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6
doc/handbook/declaration files/Do's and Don'ts.md
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@ -1,8 +1,8 @@
# 普通类型
## `Number`，`String`，`Boolean`和`Object`
## `Number`，`String`，`Boolean`，`Symbol`和`Object`
*不要*使用如下类型`Number`，`String`，`Boolean`或`Object`。
*不要*使用如下类型`Number`，`String`，`Boolean`，`Symbol`或`Object`。
这些类型指的是非原始的装盒对象，它们几乎没在JavaScript代码里正确地使用过。
```ts
@ -10,7 +10,7 @@
function reverse(s: String): String;
```
*应该*使用类型`number`，`string`，and `boolean`。
*应该*使用类型`number`，`string`，`boolean`和`symbol`。
```ts
/* OK */