C-Language Foundation-fifth chapter

Process Control

1. Sequential structure

Sequential structure means that the program executes the program in the order in which it is written.

2. Select structure

2.1 But branch structure statements

if (expression) {statement}

2.2 Dual-branch structure

if (expression) {}else if{} else{}

2.3 Multi-branch Structure statement

Switch ()

{

CASE constant: statement break;

Case .... break;

Default: Statement break ;

}

2.4-bar operators and conditional expressions

max= (a>b)? A:B;

A is greater than B if the condition is set then take a value, if the condition is not set to go to B

3. Cyclic structure

For, Goto, while, do-while

3.1 For statement

For (search variable assignment; loop condition; loop variable add value) {}

3.2 While statement

while (expression) {statement}

3.3do-while

Is the constant execution of a statement while (condition is set) jumps out

Do

Statement

while (condition)

3.4 Goto

Perform any structure

3.5 break

The concluding sentence jumps out of the loop;

3.6 Continue

Executes the next statement

3.7 Dead Loop and exit program

Exit (1); Exit function

　　

C-Language Foundation-fifth chapter