| abc… | Letters |
| 123… | Digits |
| \d | any Digit |
| . | any Character |
| \. | Period |
| [abc] | Only a, b, or c |
| [^abc] | Not a, b, nor c |
| [a-z] | Characters a to z |
| [0-9] | Numbers 0 to 9 |
| {m} | m Repetitions |
| {m,n} | m to n Repetitions |
| * | Zero or more repetitions |
| + | One or more repetitions |
| ? | Optional |
| \s | any Whitespace |
| ^…$ | Starts and ends |
| () | capture Group |
| (a(bc)) | capture Sub group |
| (.*) | capture Variable content |
| (a|b) | Matchs a or b |
| \w | any Alphanumeric character |
| \W | any Non-alphanumeric character |
| \d | any Digit |
| \D | any Non-digit character |
| \s | any Whitespace |
| \S | any Non-whitespace character |
No comments:
Post a Comment