public static void GetFunc()
{
BMI bmi = new BMI()
{
Height = 175,
Weight = 70
};
(double x, double y) = bmi;
Console.WriteLine($"身高 : {bmi.Height}, 體重 : {bmi.Weight}");
(new BMI()
{
Height = 175, Weight = 70
}).Deconstruct2(out double h, out double w);
Console.WriteLine($"身高 : {h}, 體重 : {w}");
(new BMI()
{
Height = 1.75, Weight = 70
}).Deconstruct2(out double h2, out double w2, out double b);
Console.WriteLine($"身高 : {h2}, 體重 : {w2} 且BMI計算為 {b}");
}
/// <summary>
/// Extension多載
/// </summary>
/// <param name="bmi"></param>
/// <param name="h"></param>
/// <param name="w"></param>
/// <param name="b"></param>
public static void Deconstruct2(this BMI bmi, out double h, out double w, out double b)
{
h = bmi.Height;
w = bmi.Weight;
b = (bmi.Height * bmi.Height) / bmi.Weight;
}
/// <summary>
/// </summary>
/// <param name="bmi"></param>
/// <param name="h"></param>
/// <param name="w"></param>
public static void Deconstruct2(this BMI bmi, out double h, out double w)
{
h = bmi.Height;
w = bmi.Weight;
}
