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doc: update regex.md

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jaywcjlove 2022-11-12 09:17:56 +08:00
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@ -452,7 +452,7 @@ M(?(?=.*?\bher\b)s|r)\.
表达式 | 匹配示例
:- | -
`.ar` | The `car` `par`ked in the `gar`age.
`.ar` | The `car` <pur>`par`</pur>ked in the `gar`age.
`ar[.]` | A garage is a good place to park a c`ar`.
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@ -474,7 +474,7 @@ M(?(?=.*?\bher\b)s|r)\.
表达式 | 匹配示例
:- | -
`[a-z]*` | T`he` `car` `parked` `in` `the` `garage` #21.
`[a-z]*` | T`he` <pur>`car`</pur> `parked` <pur>`in`</pur> `the` <pur>`garage`</pur> #21.
`\s*cat\s*` | The fat `cat` sat on the con`cat`enation.
表达式 `[a-z]*` 匹配一个行中所有以小写字母开头的字符串。
@ -503,7 +503,7 @@ M(?(?=.*?\bher\b)s|r)\.
`[0-9]{2,3}` | The number was 9.`999`7 but we rounded it off to `10`.0.
`[0-9]{2,}` | The number was 9.`9997` but we rounded it off to `10`.0.
`[0-9]{3}` | The number was 9.`999`7 but we rounded it off to 10.0.
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### `(...)` 特征标群
@ -722,7 +722,7 @@ False
函数 | 说明
:-|-
`re.findall` | 返回包含所有匹配项的列表
`re.finditer` | 返回一个可迭代的匹配对象（每个匹配一个）
`re.finditer` | 返回一个可迭代的匹配对象<br/> _(每个匹配一个)_
`re.search` | 如果字符串中的任何位置存在匹配项，则返回 Match 对象
`re.split` | 返回一个列表，其中字符串在每次匹配时被拆分
`re.sub` | 用字符串替换一个或多个匹配项