NullChangeToken 类
定义
不引发任何更改回叫的空更改令牌。An empty change token that doesn't raise any change callbacks.
public ref class NullChangeToken : Microsoft::Extensions::Primitives::IChangeToken
public class NullChangeToken : Microsoft.Extensions.Primitives.IChangeToken
type NullChangeToken = class
interface IChangeToken
Public Class NullChangeToken
Implements IChangeToken
- 继承
-
NullChangeToken
- 实现
属性
| ActiveChangeCallbacks |
始终为 false。Always false. |
| HasChanged |
始终为 false。Always false. |
| Singleton |
NullChangeToken 的单一实例A singleton instance of NullChangeToken |
方法
| Equals(Object) |
确定指定对象是否等于当前对象。Determines whether the specified object is equal to the current object. (继承自 Object) |
| GetHashCode() |
作为默认哈希函数。Serves as the default hash function. (继承自 Object) |
| GetType() |
获取当前实例的 Type。Gets the Type of the current instance. (继承自 Object) |
| MemberwiseClone() |
创建当前 Object 的浅表副本。Creates a shallow copy of the current Object. (继承自 Object) |
| RegisterChangeCallback(Action<Object>, Object) |
始终返回空的可释放对象。Always returns an empty disposable object. 永远不会调用回叫。Callbacks will never be called. |
| ToString() |
返回表示当前对象的字符串。Returns a string that represents the current object. (继承自 Object) |