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.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces

Jun 07, 2016 pm 03:50 PM
.net property Attributes new function access

1. 属性或索引器的 get 和 set 部分称为访问器。默认情况下,这些访问器具有相同的可见性或访问级别(其所属属性或索引器的可见性或访问级别)。 2. 有时候需要限制对其中某个访问器的访问会很有用。比如需要可以任何访问 get ,但 set 需要限制,只对继承子

1.       属性或索引器的getset部分称为“访问器”。默认情况下,这些访问器具有相同的可见性或访问级别(其所属属性或索引器的可见性或访问级别)。

2.       有时候需要限制对其中某个访问器的访问会很有用。比如需要可以任何访问get,但set需要限制,只对继承子类开放访问。

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Accesstring str=””;
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
public string TestProp
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...{
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
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get...{return str;}
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces  
protected set...{str=value;}
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces}

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces


 

3.       不能对接口或显式接口成员实现使用访问器修饰符。

4.       仅当属性或索引器同时具有setget访问器时,才能使用访问器修饰符,这种情况下,只允许对其中一个访问器使用修饰符。

5.       访问器的可访问性级别必须比属性或索引器本身的可访问性级别具有更严格的限制。

6.       如果属性或索引器具有override修饰符,则访问器修饰符必须与重写的访问器的访问器(如果有的话)匹配。

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Accespublic class Parent
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
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...{
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces    
public virtual int TestProperty
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
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...{
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces        
protected set ...{ }
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces        
get ...return 0; }
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces    }

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces}

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
public class Kid : Parent
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
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...{
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces    
public override  int TestProperty
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
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...{
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces        
protected set ...{ }//必须匹配
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces        
get ...return 0; }//必须匹配
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces 
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces    }

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces
.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces}

.Net 2.0 新功能:属性访问器可访问性(Property Accessor Acces


 

 
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