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book: reword for latex style fixes

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Fixes #227
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Changkun Ou
2022-07-17 12:47:50 +02:00
parent 0616cb816d
commit d740ee8b7c
1 changed files with 6 additions and 6 deletions
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book/en-us/06-regex.md
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@@ -34,7 +34,7 @@ and lowercase letters, all numbers, all punctuation, and some other symbols.
A special character is a character with special meaning in a regular expression and is also the core matching syntax of a regular expression. See the table below:
| Special characters | Description |
| Symbol | Description |
| :----------------: | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `$` | Matches the end position of the input string. |
| `(`,`)` | Marks the start and end of a subexpression. Subexpressions can be obtained for later use. |
@@ -52,7 +52,7 @@ A special character is a character with special meaning in a regular expression
The qualifier is used to specify how many times a given component of a regular expression must appear to satisfy the match. See the table below:
| Character | Description |
| Symbol | Description |
| :-------: | :---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `*` | matches the previous subexpression zero or more times. For example, `foo*` matches `fo` and `foooo`. `*` is equivalent to `{0,}`. |
| `+` | matches the previous subexpression one or more times. For example, `foo+` matches `foo` and `foooo` but does not match `fo`. `+` is equivalent to `{1,}`. |