Iterator invalidated during erase
Review this C++ code that removes expired sessions from a vector.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix, specific and kind.
0:00 of about 18 min
Mark a line and say what kind of problem it is.0 findings
1for (auto it = sessions.begin(); it != sessions.end(); ++it) {
2 if (it->expired()) {
3 sessions.erase(it); // drop this one
4 }
5}
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