Currency constructor
Implementation
const Currency({
this.historicalCode = false,
this.unofficialCode = false,
this.fundsCode = false,
this.complementaryCurrency = false,
this.noCountry = false,
});
const Currency({
this.historicalCode = false,
this.unofficialCode = false,
this.fundsCode = false,
this.complementaryCurrency = false,
this.noCountry = false,
});