Object-oriented programming-c++_ hours 28 Static Objects _ 29 static members

Source: Internet
Author: User
Tags deprecated

Static in C + +

Both basic meanings

Static Storage

--allocated once at a fixed address

Visibility of a name

--internal linkage

Don ' t use static except inside functions and classes.

Uses of "Static" in C + +

Static free functions----deprecated deprecated

Static globle variables----deprecated deprecated

Static Local Variables----persistent storage persistent storage

Static member variables----shared by all instances share all objects

Static member functions----shared by all instances, can only access static member variables all object shares and can only be accessed by statically variable or static functions

Static inside functions

Value is remembered-entire program

Initialization occurs only once

Object-oriented programming-c++_ hours 28 Static Objects _ 29 static members

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