Function derivative

derivative(str: string, regex: StdRegex): StdRegex
TODO: docs
Parameters
- str: string
- regex: StdRegex
Returns StdRegex
- Defined in regex.ts:548
derivative(str: string, regex: ExtRegex): ExtRegex
TODO: docs
Parameters
- str: string
- regex: ExtRegex
Returns ExtRegex
- Defined in regex.ts:549