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book: fix the incorrect character in regex (#107)

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TinyWang
2020-07-17 22:36:48 +08:00
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parent 3abc907bb4
commit 79b6d5b567
2 changed files with 2 additions and 2 deletions
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book/zh-cn/06-regex.md
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@@ -42,7 +42,7 @@ order: 6
| `\`| 将下一个字符标记为或特殊字符、或原义字符、或向后引用、或八进制转义符。例如， `n` 匹配字符 `n`。`\n` 匹配换行符。序列 `\\` 匹配 `'\'` 字符，而 `\(` 则匹配 `'('` 字符。|
|`^`| 匹配输入字符串的开始位置，除非在方括号表达式中使用，此时它表示不接受该字符集合。|
|`{`| 标记限定符表达式的开始。|
|`\`| 指明两项之间的一个选择。|
|`\|`| 指明两项之间的一个选择。|
### 限定符