Alternation and repetition
| Sequence | Greedy | Description | 
|---|---|---|
| ...|... | - | Try subpatterns in alternation. | 
| * | yes | Match 0 or more times. | 
| + | yes | Match 1 or more times. | 
| ? | yes | Match 0 or 1 times. | 
| no | Match exactly n times. | |
| {n,} | yes | Match at least n times. | 
| {n,m} | yes | Match at least n times but no more than m times. | 
| *? | no | Match 0 or more times. | 
| +? | no | Match 1 or more times. | 
| ?? | no | Match 0 or 1 times. | 
| {n,}? | no | Match at least n times. | 
| {n,m}? | no | Match at least n times but no more than m times. | 
| - | Include the regex MACRO in the current regex. | 
 
                     
                     
                     
                     
                    
 
          