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mikusaa merged 1 commit into from
May 15, 2021
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Update grammar.md #1

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2 changes: 1 addition & 1 deletion docs/basic/grammar.md
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Expand Up @@ -238,7 +238,7 @@ JavaScript 提供`if`结构和`switch`结构，完成条件判断，即只有满

### if 结构

`if`结构先判断一个表达式的布尔值，然后根据布尔值的真伪，执行不同的语句。所谓布尔值，指的是 JavaScript 的两个特殊值，`true`表示真，`false`表示`伪`。
`if`结构先判断一个表达式的布尔值，然后根据布尔值的真伪，执行不同的语句。所谓布尔值，指的是 JavaScript 的两个特殊值，`true`表示`真`，`false`表示`伪`。

```javascript
if (布尔值)
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