#include <string> #include <iostream> using namespace std; int main() { string s("hello hello"); int count = 0; size_t nPos = s.find("hello", 0); // first occurrence while(nPos != string::npos) { count++; nPos = s.find("hello", nPos + 1); } cout << count; };
std::string parentstring = "Hello Agnosticdev, I love Tutorials"; std::string substring = "Agnosticdev"; auto index = parentstring.find(substring);