return function in cpp

1Return statement. The return statement stops execution and returns to the calling function. When a return statement is executed, the function is terminated immediately at that point, regardless of whether it's in the middle of a loop, etc.
2

1void printChars(char c, int count) {
2    for (int i=0; i<count; i++) {
3       cout << c;
4    }//end for
5   
6    return;  // Optional because it's a void function
7}//end printChars
8

1// Multiple return statements often increase complexity.
2int max(int a, int b) {
3    if (a > b) {
4        return a;
5    } else {
6        return b;
7    }
8}//end max
9

1// Single return at end often improves readability.
2int max(int a, int b) {
3    int maxval;
4    if (a > b) {
5        maxval = a;
6    } else {
7        maxval = b;
8    }
9    return maxval;
10}//end max
11