The following table defines the various regex quantifiers. Note that each quantifier is unique and will perform a varying minimum and maximum number of matches in order to search successfully.
Quantifier | Description |
---|---|
{num} | Matches the preceding element num times. |
{min, max} | Matches the preceding element at least min times, but not more than max times. |
? | Matches any preceding element 0 or 1 times. |
* | Matches the preceding element 0 or more times. |
+ | Matches the preceding element 1 or more times. |