Recent questions tagged extern-variable

What will happen when the following code is compiled?#include <stdio.h int x = 5; int main() { extern int x; int x = 10; printf("%d", x); return 0; }$\texttt{5}$ $\texttt...

What is the output of the following code?#include <stdio.h int x = 10; int main() { int x = 20; { extern int x; printf("%d", x); } return 0; }$\texttt{10}$ $\texttt{20}$ ...

What will happen when the following code is compiled and linked?#include <stdio.h int main() { extern int a; printf("%d", a); return 0; }$\texttt{0}$ Garbage value Compil...

What is the output of the following code?#include <stdio.h int main() { extern int i; printf("%d", i); return 0; } int i = 100;Garbage value $\texttt{0}$ $\texttt{100}$ C...

extern int i;int i=5;i=10;int main(){ printf("\ni=%d",i); return 0;}output is?

#include <stdio.h int main() { int a=10; extern int a; return 0;} Why this gives compilation error? Extern is just a declaration.So why it is giving error on c...

extern int var;int main(void){ var = 10; // why it is not considered as definition in prog return 0;}Why this is creating error saying (var is not defined).But as per ...