$PostalCode constructor Null safety

$PostalCode(
  1. {String? code,
  2. String? countryCode,
  3. String? countryDartId,
  4. String? id,
  5. String? kind}
)

Implementation

$PostalCode({
  this.code,
  this.countryCode,
  this.countryDartId,
  this.id,
  this.kind,
});