1-based index of the currently active step.
OptionallocaleBCP 47 locale tag for numeral formatting in the circle labels. E.g. 'ar' → ١٢٣٤. Defaults to
'en'; an empty string also falls back to 'en' (Intl.NumberFormat('') throws a
RangeError in V8).
Total number of numbered steps.
Props for the WizardStepper component.