data type convert : System Convert « Data Type « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Data Type
3. System Convert

using System;

public class MainClass {
    static void Main(string[] args) {
        short shortResult, shortVal = 4;
        int integerVal = 67;
        long longResult;
        float floatVal = 10.5F;
        double doubleResult, doubleVal = 9999.999;
        string stringResult, stringVal = "17";
        bool boolVal = true;

        doubleResult = floatVal * shortVal;
        Console.WriteLine("Implicit, -> double: {0} * {1} -> {2}", floatVal, shortVal, doubleResult);

        shortResult = (short)floatVal;
        Console.WriteLine("Explicit, -> short:  {0} -> {1}", floatVal, shortResult);

        stringResult = Convert.ToString(boolVal) + Convert.ToString(doubleVal);
        Console.WriteLine("Explicit, -> string: \"{0}\" + \"{1}\" -> {2}", boolVal, doubleVal, stringResult);

        longResult = integerVal + Convert.ToInt64(stringVal);
        Console.WriteLine("Mixed,    -> long:   {0} + {1} -> {2}", integerVal, stringVal, longResult);
    }
}