code. compile. run. debug. share.
#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;
}
*/
#include <stdio.h>
// 외부 연결 함수를 실행할 때는 원래 파일의 main함수 주석처리하고 실행
extern void printInternalVar();
extern void modifyInternalVar(int value);
int main(){
printInternalVar();
modifyInternalVar(50);
printInternalVar();
return 0;
}
Compiling Program...
Standard Input:
Interactive Console
Text
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