regex101: PCRE2 (PHP) Match Workspace

Pro

Negative Lookbehind(?<!\|\s)

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\sany whitespace character

Group 1(((?:\[x]\s[!]?))\K[^[\n]+)

Group 2((?:\[x]\s[!]?))

Non-Capturing Group(?:\[x]\s[!]?)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

x]the literal text x] (case sensitive)

\sany whitespace character

Character Class[!]?

?matches at most one character from the set below:

!the literal ! (33₁₀ / 41₈ / 21₁₆)

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

Negated Character Class[^[\n]+

+matches at least one character outside the set below:

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

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

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

25 tokens

Regular Expression

(?<!\|\s)(((?:\[x]\s[!]?))\K[^[\n]+)

New

- [x] Example task. | Task ends. [x] Another task [x] Another task.
- [x] ! Example task. | This ends. [x] ! Another task.

This is a sentence. [x] Task is here.
Other text. Another [x] ! Task is here.

Must not match in the table.
|       | Task name     |    Plan     |   Actual    |      File      |
| :---- | :-------------| :---------: | :---------: | :------------: |
| [x]   | Task example. | 08:00-08:45 | 08:00-09:00 |  [[task-one]]  |
| [x] ! | Task example. | 08:00-08:45 | 08:00-09:00 |  [[task-one]]  |

Substitution

- [x] Example task. | Task ends. [x] Another task [x] Another task.
- [x] ! Example task. | This ends. [x] ! Another task.

This is a sentence. [x] Task is here.
Other text. Another [x] ! Task is here.

Must not match in the table.
|       | Task name     |    Plan     |   Actual    |      File      |
| :---- | :-------------| :---------: | :---------: | :------------: |
| [x]   | Task example. | 08:00-08:45 | 08:00-09:00 |  [[task-one]]  |
| [x] ! | Task example. | 08:00-08:45 | 08:00-09:00 |  [[task-one]]  |