c++ string split

split.cpp

#include <string>
#include <vector>

void split(vector<string>& splitted, string& pattern, char delimiter) {
		if (pattern.size() == 0) {
        splitted.push_back(pattern);
        return;
    }

    int start = 0, i;

    for (i = 0; i < pattern.size(); ++i) {
        char ch = pattern[i];
        if (ch == delimiter) {
            splitted.push_back(pattern.substr(start, i - start));
            start = i + 1;
        }
    }
    if (start == 0) {
      splitted.push_back(pattern);
      return;
    }
    splitted.push_back(pattern.substr(start, i + 1 - start));
}