C# 语法练习(1): 基本数据类型

本例效果图:

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代码:

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using System;

class MyClass
{
    static void Main()
    {
        Console.WriteLine("sbyte 类型:");
        sbyte sbyteVar = (sbyte.MaxValue + sbyte.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", sbyte.MinValue, sbyteVar, sbyte.MaxValue);

        Console.WriteLine("byte 类型:");
        byte byteVar = (byte.MaxValue + byte.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", byte.MinValue, byteVar, byte.MaxValue);

        Console.WriteLine("short 类型:");
        short shortVar = (short.MaxValue + short.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", short.MinValue, shortVar, short.MaxValue);

        Console.WriteLine("ushort 类型:");
        ushort ushortVar = (ushort.MaxValue + ushort.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", ushort.MinValue, ushortVar, ushort.MaxValue);

        Console.WriteLine("int 类型:");
        int intVar = (int.MaxValue + int.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", int.MinValue, intVar, int.MaxValue);

        Console.WriteLine("uint 类型:");
        uint uintVar = (uint.MaxValue + uint.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", uint.MinValue, uintVar, uint.MaxValue);

        Console.WriteLine("long 类型:");
        long longVar = (long.MaxValue + long.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", long.MinValue, longVar, long.MaxValue);

        Console.WriteLine("ulong 类型:");
        ulong ulongVar = (ulong.MaxValue + ulong.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", ulong.MinValue, ulongVar, ulong.MaxValue);

        Console.WriteLine("float 类型:");
        float floatVar = (float.MaxValue + float.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", float.MinValue, floatVar, float.MaxValue);

        Console.WriteLine("double 类型:");
        double doubleVar = (double.MaxValue + double.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", double.MinValue, doubleVar, double.MaxValue);

        Console.WriteLine("decimal 类型:");
        decimal decimalVar = (decimal.MaxValue + decimal.MinValue) / 2;
        Console.WriteLine("{0}、{1}、{2}\n", decimal.MinValue, decimalVar, decimal.MaxValue);

        Console.WriteLine("char 类型:");
        char charVar = '万';
        Console.WriteLine("{0}、{1}\n", charVar, ++charVar);

        Console.WriteLine("bool 类型:");
        bool boolVar = true;
        Console.WriteLine("{0}、{1}\n", boolVar, !boolVar);

        Console.WriteLine("string 类型:");
        string stringVar = "万一的 Delphi 博客";
        Console.WriteLine("{0}、Length: {1}\n", stringVar, stringVar.Length);

        Console.ReadKey();
    }
}