FieldDateRangePicker constructor Null safety

const FieldDateRangePicker(
  1. {String? label,
  2. String? helpText,
  3. String? cancelText,
  4. String? confirmText,
  5. String? saveText,
  6. String? errorFormatText,
  7. String? errorInvalidText,
  8. String? errorInvalidRangeText,
  9. String? fieldStartHintText,
  10. String? fieldEndHintText,
  11. String? fieldStartLabelText,
  12. String? fieldEndLabelText,
  13. String? locale,
  14. Map<String, dynamic>? routeSettings,
  15. String? textDirection,
  16. String? firstDate,
  17. String? lastDate,
  18. String? initialDateRange}
)

Implementation

const FieldDateRangePicker(
    {this.label,
    this.helpText,
    this.cancelText,
    this.confirmText,
    this.saveText,
    this.errorFormatText,
    this.errorInvalidText,
    this.errorInvalidRangeText,
    this.fieldStartHintText,
    this.fieldEndHintText,
    this.fieldStartLabelText,
    this.fieldEndLabelText,
    this.locale,
    this.routeSettings,
    this.textDirection,
    this.firstDate,
    this.lastDate,
    this.initialDateRange});