code. compile. run. debug. share.
#include <stdio.h>
extern void printInternalVar();
extern void modifyInternalVar(int value);
int main()
{
printInternalVar();
modifyInternalVar(50);
printInternalVar();
return 0;
}
#include <stdio.h>
static int internalVar = 20;
void printInternalVar() {
printf("internalVar: %d\n", internalVar);
}
void modifyInternalVar(int value) {
internalVar = value;
}
// int main()
// {
// printf("main_internalVar: %d\n", internalVar);
// internalVar = 300;
// printf("main_internalVar: %d\n", internalVar);
// return 0;
// }
Compiling Program...
Standard Input:
Interactive Console
Text
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