User:Guildd
From cppreference.com
Iterator Invalidation
| Category | Container | After insertion, are... | After erasure, are... | Conditionally | ||
|---|---|---|---|---|---|---|
| iterators valid? | references valid? | iterators valid? | references valid? | |||
| Sequence containers | array | N/A | N/A | |||
| vector | No | N/A | Insertion changed capacity | |||
| Yes | Yes | Before modified element(s) | ||||
| No | No | At or after modified element(s) | ||||
| deque | No | Yes | No | Yes, except erased | Modified first or last element | |
| No | No | Modified middle only | ||||
| list | Yes | Yes, except erased element(s) | ||||
| forward_list | Yes | Yes, except erased element(s) | ||||
| Associative containers | set | Yes | Yes, except erased element(s) | |||
| multiset | ||||||
| map | ||||||
| multimap | ||||||
| Unordered associative containers | unordered_set | No | Yes | Yes, except erased element(s) | ||
| unordered_multiset | ||||||
| unordered_map | ||||||
| unordered_multimap | ||||||
