常量和字段
一、常量
常量是一个特殊的符号,它有一个从不变化的值。定义常量符号时,它的值必须能在编译时确定。确定之后,编译器将常量的值保存到程序集的元数据中。这意味着只能为编译器认定的基元类型定义常量。C#也允许定义一个非基元类型的常量变量,前提是把它的值作者为null。
下面举例说明:
namespace ABC
{
public class SomeType
{
public const Int32 MaxEnteriesInList = 500;
public static readonly Int32 myreadonly = 100;
}
}
namespace Const
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("ConstField:" + ABC.SomeType.MaxEnteriesInList);
Console.WriteLine("ReadonlyField:" + ABC.SomeType.myreadonly);
Console.ReadKey();
}
}
}
直接编译后,输出的结果如下图:
![](data:image/png;base64,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)
下面假设我们的要求发生了变化,将MaxEnteriesInList 改为501,将myreadonly改为101,接着将类库ABC重新生成。然后把ABC.dll拷到Const的bin目录下替换原来的dll,直接运行Const.exe,会得到如下结果:
![](data:image/png;base64,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)
会发现MaxEnteriesInList的值没有发生改变,这是为什么呢?请看上面的加粗部分说明。此外通过中间代码理解起来更容易。
二、字段
字段是一种数据成员,其中容纳了一个值类型的实例或者对一个引用类型的引用。
C#字段的修饰符有:
默认:对应CLR术语中的Instance。
static:对应CLR术语中的Static,这种字段是类型状态的一部分,而不是对象状态的一部分。
readonly:对应CLR术语中的InitOnly,这种字段只能有一个构造器方法中的代码写入。编译器和验证机制确保readonly字段不会被构造器意外得到任何方法写入。注意:可利用发射来修改readonly字段。
重要提示:当某个字段是引用类型,并且该字段被标记为readonly时,那么不可改变的是引用,而非字段引用的对象。
public sealed class AType
{
//Invalidchars总是引用同一个数组对象
public static readonly Char[] InvalidChars = new Char[] { 'A', 'B', 'C' };
}
public sealed class AnotherType
{
public static void M()
{
//合法
AType.InvalidChars[0] = 'X';
AType.InvalidChars[1] = 'Y';
AType.InvalidChars[2] = 'Z';
//不能让Invalidchars引用别的什么东西
//AType.InvalidChars = new Char[] { 'X','Y','Z'};
}
}
volatile:对应CLR术语中的Volatile.
常量是一个特殊的符号,它有一个从不变化的值。定义常量符号时,它的值必须能在编译时确定。确定之后,编译器将常量的值保存到程序集的元数据中。这意味着只能为编译器认定的基元类型定义常量。C#也允许定义一个非基元类型的常量变量,前提是把它的值作者为null。
下面举例说明:
namespace ABC
{
public class SomeType
{
public const Int32 MaxEnteriesInList = 500;
public static readonly Int32 myreadonly = 100;
}
}
namespace Const
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("ConstField:" + ABC.SomeType.MaxEnteriesInList);
Console.WriteLine("ReadonlyField:" + ABC.SomeType.myreadonly);
Console.ReadKey();
}
}
}
直接编译后,输出的结果如下图:
下面假设我们的要求发生了变化,将MaxEnteriesInList 改为501,将myreadonly改为101,接着将类库ABC重新生成。然后把ABC.dll拷到Const的bin目录下替换原来的dll,直接运行Const.exe,会得到如下结果:
会发现MaxEnteriesInList的值没有发生改变,这是为什么呢?请看上面的加粗部分说明。此外通过中间代码理解起来更容易。
二、字段
字段是一种数据成员,其中容纳了一个值类型的实例或者对一个引用类型的引用。
C#字段的修饰符有:
默认:对应CLR术语中的Instance。
static:对应CLR术语中的Static,这种字段是类型状态的一部分,而不是对象状态的一部分。
readonly:对应CLR术语中的InitOnly,这种字段只能有一个构造器方法中的代码写入。编译器和验证机制确保readonly字段不会被构造器意外得到任何方法写入。注意:可利用发射来修改readonly字段。
重要提示:当某个字段是引用类型,并且该字段被标记为readonly时,那么不可改变的是引用,而非字段引用的对象。
public sealed class AType
{
//Invalidchars总是引用同一个数组对象
public static readonly Char[] InvalidChars = new Char[] { 'A', 'B', 'C' };
}
public sealed class AnotherType
{
public static void M()
{
//合法
AType.InvalidChars[0] = 'X';
AType.InvalidChars[1] = 'Y';
AType.InvalidChars[2] = 'Z';
//不能让Invalidchars引用别的什么东西
//AType.InvalidChars = new Char[] { 'X','Y','Z'};
}
}
volatile:对应CLR术语中的Volatile.