December 2023
Intermediate to advanced
242 pages
5h 28m
English
| Syntax | Description |
|---|---|
| x* | Matches zero or more occurrences of the preceding character. |
| x+ | Matches one or more occurrences of the preceding character. |
| x? | Matches zero or one occurrence of the preceding character. |
| x{n} | Matches exactly n occurrences of the preceding character. |
| x{n,} | Matches at least n occurrences of the preceding character. |
| x{n,m} | Matches between n and m occurrences of the preceding character (inclusive). |
| x*? x+? x?? x{n}? x{n,}? x{n,m}? | Lazy quantifier: matches the shortest possible sequence of characters in a string that satisfies a given pattern. |
Read now
Unlock full access