void Tokenize(const string &str, vector<string> &tokens, const string &delimiters = " ")
{
	// Skip delimiters at beginning.
	string::size_type lastPos = str.find_first_not_of(delimiters, 0);
	// Find first "non-delimiter".
	string::size_type pos     = str.find_first_of(delimiters, lastPos);
		
	while (string::npos != pos || string::npos != lastPos)
	{
		// Found a token, add it to the vector.				
		tokens.push_back(str.substr(lastPos, pos - lastPos));
		// Skip delimiters.  Note the "not_of"
		lastPos = str.find_first_not_of(delimiters, pos);
		// Find next "non-delimiter"
		pos = str.find_first_of(delimiters, lastPos);
	}

}

Divide string by delimiter and save each component to vector

C++