The static keyword is used to modify properties, methods, which are called properties, methods as static properties, and static methods.
The static keyword declares that a property or method is related to a class and not to a particular instance
The static keyword declares that a property or method is related to a class, not a particular instance of a class, and therefore such a property or method is also called a class property or a class method.
If access control permission allows, you
This article mainly introduces the classes and objects in PHP: Static properties, static methods, the need for friends can refer to the following
In PHP, using the keyword static modifier member properties and member methods are called static
php static Properties and Static methods2012-09-29 10:18 1518 people read comments (0) favorite reports PhpfunctionThis PHP tutorial is primarily about using methods and basic examples of static and static methods in PHP. · Static PropertiesA
The static keyword declares that a property or method is related to a class, not a particular instance of a class, and therefore such a property or method is also called a class property or a class method.
If access control permission allows, you
I. Process-oriented thinking and object-oriented thinkingobject-oriented and process-oriented ideas are fundamentally different, as object-oriented thinking, when you get a problem, you analyze the problem is no longer the first step to do what, the
Calls to static and static methods in object-oriented PHP
This article mainly describes the PHP object-oriented static property and static methods of the call, an example of static properties and static methods to analyze the principle and call
1, the basic structure of memory in Java:Stack: A reference to a local variable or object;Heap: Something new comes out (object)Method Area: constant pool, etc.Static domain: global variables, etc.The variable will be out of the stack at the end of
First, static basic description
For the keyword static, you should not be unfamiliar because you have been writing:
public static void Main (String args[]) {...}
What does that static mean? static denotes "global" or "static" meaning, used to
Main three attributes of an object
Object behavior: You can apply those actions to objects, turn on the lights, turn off the lights is the behavior.
The shape of the object: When applying those methods is how the object responds, color, size, shape.
Specific contentyou can use static to declare properties and methods in Java, because the previous multipart properties and methods are non-static, so that each object occupies its own content, and if you want a property to be owned by all objects
I. Process-oriented thinking and object-oriented thinkingObject-oriented and process-oriented ideas are fundamentally different, as object-oriented thinking, when you get a problem, you analyze the problem is no longer the first step to do what, the
CatalogueI. process-oriented thinking and object-oriented thinkingIi. simple understanding of object-orientedThree, object-oriented design ideasIv. concepts of objects and classesV. how to abstract a class? Vi. Relationships between classes (objects)
What this section explains
static properties and Static methods
Access modifiers
Single-Case mode
Magic method
Automatic loading of classes
Objective
In the previous section, we introduced the basic object-oriented use, but
CatalogueI. process-oriented thinking and object-oriented thinkingIi. simple understanding of object-orientedThree, object-oriented design ideasIv. concepts of objects and classesV. how to abstract a class? Vi. Relationships between classes (objects)
I. Process-oriented thinking and object-oriented thinkingObject-oriented and process-oriented ideas are fundamentally different, as object-oriented thinking, when you get a problem, you analyze the problem is no longer the first step to do what, the
CatalogueI. process-oriented thinking and object-oriented thinkingIi. simple understanding of object-orientedThree, object-oriented design ideasIv. concepts of objects and classesV. how to abstract a class? Vi. Relationships between classes (objects)
I. Process-oriented thinking and object-oriented thinkingObject-oriented and process-oriented ideas are fundamentally different, as object-oriented thinking, when you get a problem, you analyze the problem is no longer the first step to do what, the
Record the interview encountered in some of the Java blind area, on the one hand scan their knowledge blind area, on the one hand can also give the back of the interview friends some warning, so as to avoid the interview when there is no known
Objectivetoday, when I look at the Android ContentProvider implementation, I suddenly think of the Java class in the process of new, static domain, static block, non-static Domain, non-static block, constructor execution order problem. In fact, this
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