private bool IsLegalHoursTenths() { if (this.hourstenthsBox.Text.Length >= 2) { this.prompt.Text = $"Hours tenths should be no more than 1. {this.hourstenthsBox.Text.Length}."; return(false); } if (!MileageForm.IsNumeric(this.hourstenthsBox.Text)) { this.prompt.Text = "The hours tenths must contain only numbers."; return(false); } return(true); }
/// <summary> /// Validate the VIN. /// </summary> private bool IsLegalMiles() { if (this.mileageBox.Text.Length >= 7) { this.prompt.Text = $"Mileage should be no more than 6. {this.mileageBox.Text.Length}."; return(false); } if (!MileageForm.IsNumeric(this.mileageBox.Text)) { this.prompt.Text = "The mileage must contain only numbers."; return(false); } return(true); }