| Pattern | Description |
|---|---|
| [abc] | A single character of: |
| [^abc] | A character except: |
| [a-z] | A character in the range: |
| [^a-z] | A character not in the range: |
| [0-9] | A digit in the range: |
| [a-zA-Z] | A character in the range: |
| [a-zA-Z0-9] | A character in the range: |
| Pattern | Description |
|---|---|
| a? | Zero or one of a |
| a* | Zero or more of a |
| a+ | One or more of a |
| [0-9]+ | One or more of 0-9 |
| a{3} | Exactly 3 of a |
| a{3,} | 3 or more of a |
| a{3,6} | Between 3 and 6 of a |
| a* | Greedy quantifier |
| a*? | Lazy quantifier |
| a*+ | Possessive quantifier |
| Pattern | Right column |
|---|---|
| Cell 1 | $1600 |
| Cell 2 | $12 |
| Left column | Right column |
|---|---|
| Cell 1 | $1600 |
| Cell 2 | $12 |