Static versus automatic variables : static Variables « Language « C Tutorial

Home
C Tutorial
1.Language
2.Data Type
3.String
4.printf scanf
5.Operator
6.Statement
7.Array
8.Function
9.Structure
10.Pointer
11.Memory
12.Preprocessor
13.File
14.Data Structure
15.Search Sort
16.Wide Character String
17.assert.h
18.ctype.h
19.math.h
20.setjmp.h
21.signal.h
22.stdio.h
23.stdlib.h
24.string.h
25.time.h
26.wctype.h
C / ANSI-C
C++
C++ Tutorial
Visual C++ .NET
C Tutorial » Language » static Variables 
1.11.2.Static versus automatic variables
#include <stdio.h>

void test1(void){
  int count = 0;
  printf("\ntest1   count = %d ", ++count );
}

void test2(void){
  static int count = 0;
  printf("\ntest2   count = %d ", ++count );
}

int main(void)
{
  int i;
  for(i = 0; i < 5; i++ )
  {
    test1();
    test2();
  }
  return 0;
}
test1   count = 1
     test2   count = 1
     test1   count = 1
     test2   count = 2
     test1   count = 1
     test2   count = 3
     test1   count = 1
     test2   count = 4
     test1   count = 1
     test2   count = 5
1.11.static Variables
1.11.1.Static variable
1.11.2.Static versus automatic variables
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.