find first occurrence of character in string c++ code example

Example 1: find substring in string c++

std::string parentstring = "Hello Agnosticdev, I love Tutorials";
std::string substring = "Agnosticdev";
auto index = parentstring.find(substring);

Example 2: find first occurrence of character in string

// applies to C#
string S = "Any String At All"
int Sindex = S.indexOf("A") // accepts string or char arguments. 

// "Sindex" would be equal to "0", as the indexOf(); meathod returns
// the index position of the first occurance of the specified argument.

Example 3: find in string c++

size_t find (const string& str, size_t pos = 0) const;