string contains other string c++ code example
Example 1: c++ check if string contains substring
string str ("There are two needles in this haystack.");
string str2 ("needle");
if (str.find(str2) != string::npos) {
}
Example 2: c++ string contains
if (string1.find(string2) != std::string::npos) {
std::cout << "found!" << '\n';
}
Example 3: c++ contains
if (s1.find(s2) != std::string::npos) {
std::cout << "found!" << '\n';
}
Example 4: find in string c++
size_t find (const string& str, size_t pos = 0) const;