Define local variable for a function

int i =0;      //Global variable

void f(void); 

main() {

    int i ;      // local variable for main 

    i =0; 
    
    printf("value of i in main %d\n",i); 
    
    f(); 
    
    printf("value of i after call%d\n",i); 
}

void f(void) {
    int i=0; //local variable for f
    i = 50;
}

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Define local variable for a function : Variable Scope « Language Basics « C / ANSI-C

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