regex101: JavaScript Match Workspace

Group 1(^([#]+|[*-+]\.|[0-9]+\.|[ ]{3,}|[> ]+)\s([^\n]+)$|([*_~\-]+)([^\4]+?)\4|(`+)([^\n]+)?\n([^\6]+?)\6)

1st Alternative^([#]+|[*-+]\.|[0-9]+\.|[ ]{3,}|[> ]+)\s([^\n]+)$

^start of line

Group 2([#]+|[*-+]\.|[0-9]+\.|[ ]{3,}|[> ]+)

1st Alternative[#]+

Character Class[#]+

+matches at least one character from the set below:

#the literal # (35₁₀ / 43₈ / 23₁₆)

2nd Alternative[*-+]\.

Character Class[*-+]

*-+one character from * (42₁₀) to + (43₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

3rd Alternative[0-9]+\.

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

4th Alternative[ ]{3,}

Character Class[ ]{3,}

{3,}matches at least 3 characters from the set below:

the literal (32₁₀ / 40₈ / 20₁₆)

5th Alternative[> ]+

Character Class[> ]+

+matches at least one character from the set below:

>the literal > (62₁₀ / 76₈ / 3E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

\sany whitespace character

Group 3([^\n]+)

Negated Character Class[^\n]+

+matches at least one character outside the set below:

\na line-feed (newline) character (ASCII 10)

$end of line

2nd Alternative([*_~\-]+)([^\4]+?)\4

Group 4([*_~\-]+)

Character Class[*_~\-]+

+matches at least one character from the set below:

*the literal * (42₁₀ / 52₈ / 2A₁₆)

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

~the literal ~ (126₁₀ / 176₈ / 7E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 5([^\4]+?)

Negated Character Class[^\4]+?

+?matches at least one character outside the set below:

\4the literal (4₈ / 4₁₀ / 4₁₆)

\4the text saved by group 4

3rd Alternative(`+)([^\n]+)?\n([^\6]+?)\6

Group 6(`+)

`+the literal ` (96₁₀ / 140₈ / 60₁₆) , repeated at least once

Group 7([^\n]+)?

?repeats the group contents below at most once:

Negated Character Class[^\n]+

+matches at least one character outside the set below:

\na line-feed (newline) character (ASCII 10)

Group 8([^\6]+?)

Negated Character Class[^\6]+?

\6the text saved by group 6

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Search reference

Regular Expression

(^([#]+|[*-+]\.|[0-9]+\.|[ ]{3,}|[> ]+)\s([^\n]+)$|([*_~\-]+)([^\4]+?)\4|(`+)([^\n]+)?\n([^\6]+?)\6)

Test String
New

# 标题

    引用

> 缩进
>> 多级缩进
> > 呵呵

普通文本 *加粗文本* ***特别粗的文本*** ~删除~ _斜体_

```JavaScript
Code
```

另一个代码段
```
Code
```


## 二级标题

1. 有序 列表一
2. 有序列表二
3. 有序列表三

*. 无序列表一
*. 无序列表二

Regular Expression

Test StringNew

Test String
New