C Program to illustrate the Storage classes
#include<stdio.h>
#include<conio.h>
void f1();
void f2();
void f3();
void f4();
int d=5;
void main()
{
auto int a=5;
clrscr();
f1();
f2();
f3();
f4();
getche();
}
void f1() //for auto class;
{
int a,t;
printf("a=%d\n",a);
printf("t=%d\n",t);
}
void f2() //for static class;
{
static int b;
printf("b=%d\n",b);
}
void f3() //for register class;
{
register int c;
printf("c=%d\n",c);
}
void f4() //for extern class
{
extern int d;
printf("d=%d\n",d);
}
OUTPUT
a=-10t=-28756
b=0
c=870
d=5
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