Description of sparse

sparse_iterator<Iterator, T>		Programmers Guide
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Category:iterators,adaptors

Component type:type

Description

This iterators is used to implement the sparse1D adaptor. The base iterator returns a entry1 (an index-value pair) and this iterator makes it look like we are just dealing with the value for dereference, while the index() method return the index.

Example

Definition

sparse_iterator.h

Template Parameters

Parameter	Description	Default
`Iterator`	the underlying iterator type
`T`	the value type

Model of

Members

Member	Where defined	Description
`iterator_category`
`value_type`
`difference_type`
`reference`
`pointer`
`sparse_iterator ()`
`sparse_iterator (const sparse_iterator& x)`
`sparse_iterator (const Iterator& iter_, int p = 0)`
`sparse_iterator (const Iterator& start, const Iterator& finish)`
`operator Iterator () const`
`int index () const`
`bool operator!= (const self& x) const`
`bool operator< (const self& x) const`
`reference operator* () const`
`self operator (int)`
`self& operator-- ()`
`self& operator-= (int n)`
`self operator- (int n) const`
`Iterator iter`
`int pos`

New members

Notes

See also