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Iterates in reverse a specified number of times and returns the new iterator position.

template<class BidirectionalIterator>
  BidirectionalIterator prev(
    BidirectionalIterator _First,
    typename iterator_traits<BidirectionalIterator>::difference_type
        _Off = 1
    );

Parameters

  • _First
    The current position.

  • _Off
    The number of times to iterate.

Property Value/Return Value

Returns the new iterator position after iterating _Off times.

Remarks

The template function returns next decremented off times.

Requirements

Header: <iterator>

Namespace: std

See Also

Reference

<iterator>

advance (STL Samples)

Standard Template Library