protected variable

  First, the access range of the private, public, and protected access labels. PRIVATE: It can only be accessed by 1. functions in this class, 2. Other functions. Cannot be accessed by any other user, nor can the object of this class be

Summary:Within a class, its members (including member variables and member methods) can be interviewed by other classes, depending on the modifier of that member, and whether a class can be visited by other classes depends on the class's modifiers.

In Java: The access permissions in Java include public, private, protected, and default package access permissions. If the attribute methods in the class do not show the specified access permission, the package access permission is granted, I like

Analyze the public, protected, private, and default access permissions of java from the perspective of instances, publicprotected   1. public 　　Same package 1. Internal Public class A {public int f = 1; public void m1 () {} public void m2 () {f = 2;

2015-05-08 00:15 3896 people read review (US) Collection report This article has been included in:Classification:Advanced Software Development (419) Author of similar articlesX unix/linux Miscellaneous (118) Author of similar articlesX

The $ _ SERVER variable in PHP5 is no longer protected by magic_quotes_gpc. In the php5 environment, our $ _ SERVER variable will no longer be protected by magic_quotes_gpc. As for how the program can enhance its security, we will summarize how to

In the first version of iOS:We declare both the property and the underlying instance variable for the output, when the property is a new mechanism for the OC language, and you must declare the instance variable that corresponds to it, for

Abstract: This article is a reflection on the previous post of bbs c/C ++. When I saw the post, I suddenly felt that I had timed out. It seems that I am getting unfamiliar here. This article attempts to discuss how the access control operator works,

1. Protected access control characters can be used for methods and member variables. 2. Methods and member variables declared as protected can be accessed by all classes in the same package, just like the default modifier package. 3. Can be accessed

In the PHP5 environment, our $_server variable will no longer be protected by MAGIC_QUOTES_GPC, as to how the program strengthens its security, below we summarize how to protect the cookie,get,post,files data in PHP Oh, If you need a friend, please