C# protected internal
示例
protectedinternal关键字标记字段，方法，属性和嵌套类为相同的组件内使用或派生类中另一组件：
组装1
public class Foo
{
public string MyPublicProperty { get; set; }
protected internal string MyProtectedInternalProperty { get; set; }
protected internal class MyProtectedInternalNestedClass
{
private string blah;
public int N { get; set; }
}
}
public class Bar
{
void MyMethod1()
{
Foo foo = new Foo();
var myPublicProperty = foo.MyPublicProperty;
var myProtectedInternalProperty = foo.MyProtectedInternalProperty;
var myProtectedInternalNestedInstance =
new Foo.MyProtectedInternalNestedClass();
}
}组装2
public class Baz : Foo
{
void MyMethod1()
{
var myPublicProperty = MyPublicProperty;
var myProtectedInternalProperty = MyProtectedInternalProperty;
var thing = new MyProtectedInternalNestedClass();
}
void MyMethod2()
{
Foo foo = new Foo();
var myPublicProperty = foo.MyPublicProperty;
// 编译错误
var myProtectedInternalProperty = foo.MyProtectedInternalProperty;
// 编译错误
var myProtectedInternalNestedInstance =
new Foo.MyProtectedInternalNestedClass();
}
}
public class Qux
{
void MyMethod1()
{
Baz baz = new Baz();
var myPublicProperty = baz.MyPublicProperty;
// 编译错误
var myProtectedInternalProperty = baz.MyProtectedInternalProperty;
// 编译错误
var myProtectedInternalNestedInstance =
new Baz.MyProtectedInternalNestedClass();
}
void MyMethod2()
{
Foo foo = new Foo();
var myPublicProperty = foo.MyPublicProperty;
//编译错误
var myProtectedInternalProperty = foo.MyProtectedInternalProperty;
// 编译错误
var myProtectedInternalNestedInstance =
new Foo.MyProtectedInternalNestedClass();
}
}
热门推荐
10 财运虎年祝福语简短语
11 单亲爸爸春节祝福语简短
12 狗狗上厕所训练
13 植物种植祝福语简短
14 翻译考试祝福语朋友简短
15 个人周年庆简短祝福语
16 狗狗怎么训练
17 分别祝福语简短搞笑英文
18 生日广州男生祝福语简短