{{keywords>wiki library source code example reference}}
====== exit ======
<code c>
    #include <stdlib.h>
    void exit(int status);
</code>    
exit causes the termination of a program.\\
To the environment in which the program was started, a return code will be sent.\\

===== exit C Sourcecode Example =====    
<code c>
/* 
 * exit c example code
 * http://code-reference.com/c/stdlib.h/exit 
 */
#include <stdio.h> /* including standard library */
//#include <windows.h> /* uncomment this for Windows */

#include <stdlib.h>

int exittest ( int testval )
{
   if (testval == 3 ) {  exit (1); }
return 0;
}

int main( void )
{
 int i;

/* comment this in to see what happen */
// exit(0); 

 for (i=0;i<=99;i++) {
     exittest(i);
     printf("%i\n", i);
  }
  
return 0;
}
</code>

==== Output with commented exit(0) before the for loop ====
    user@host:~$ ./exit
    0
    1
    2

==== Output with out commented exit(0) before the for loop ====
    user@host:~$ ./exit