Write a Program to Calculate the Length of the String Using Recursion

C++// C++ Program for calculating // the length of string #include <iostream> using namespace std; int cal(char* str) { // base condition if (*str == '\0') return 0; else return 1 + cal(str + 1); } int main() { char str[] = "GeeksforGeeks"; cout << cal(str); return 0; }

Output

13