23 Iterators library [iterators]

23.1 General [iterators.general]

This Clause describes components that C++ programs may use to perform iterations over containers ([containers]), streams ([iostream.format]), stream buffers ([stream.buffers]), and other ranges ([ranges]).
The following subclauses describe iterator requirements, and components for iterator primitives, predefined iterators, and stream iterators, as summarized in Table 86.
Table 86: Iterators library summary [tab:iterators.summary]
Iterator requirements
Iterator primitives
Iterator adaptors
Stream iterators
Range access