Chapter 2, "Hello World"
First, class, objects and types
1. Object-oriented programming is to create a new type (TYPE)
2, the type of C # is defined by class (Class), and one of the classes is called object
3, method
Property and behavior (Method).
Behavior is achieved through member methods.
The method is the function of the class, and the member is sometimes referred to as a member function.
Main is capitalized in C #, can return int or void type
Main is the entry point of the program, and each C # program must contain a main method.
4, annotation (Comment)
// C
/ * * / C
///
5, console csc.exe
6, name space, dot operator
7, Using
Behind using
Using Using Before you definition
Using can only be applied to Namespace, cannot be used for class
8, case sensitive
Variable Camel Nogan Method Samevariablename
Function, constant, nature PASCAL note method SOMEFUNCTION
9, Static
Second, develop "Hello World"
The locals window displays the value of all local variables.
