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

This commit is contained in:
TinyWang
2020-07-17 22:36:48 +08:00
committed by GitHub
parent 3abc907bb4
commit 79b6d5b567
2 changed files with 2 additions and 2 deletions

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@@ -48,7 +48,7 @@ and is also the core matching syntax of a regular expression. See the table belo
| `\`| Marks the next character as either a special character, or a literal character, or a backward reference, or an octal escape character. For example, `n` Matches the character `n`. `\n` matches newline characters. The sequence `\\` Matches the `'\'` character, while `\(` matches the `'('` character.|
|`^`| Matches the beginning of the input string, unless it is used in a square bracket expression, at which point it indicates that the set of characters is not accepted. |
|`{`| Marks the beginning of a qualifier expression. |
|`\`| Indicates a choice between the two. |
|`\|`| Indicates a choice between the two. |
### Quantifiers

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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