1234567891011121314151617181920212223242526272829303132 |
- [/
- Copyright 2010 Neil Groves
- Distributed under the Boost Software License, Version 1.0.
- (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- /]
- [section:filtered filtered]
- [table
- [[Syntax] [Code]]
- [[Pipe] [`rng | boost::adaptors::filtered(pred)`]]
- [[Function] [`boost::adaptors::filter(rng, pred)`]]
- ]
- * [*Precondition:] The `value_type` of the range is convertible to the argument type of `pred`.
- * [*Postcondition:] For all elements `[x]` in the returned range, `pred(x)` is `true`.
- * [*Throws:] Whatever the copy constructor of `pred` might throw.
- * [*Range Category:] __singlepass_range__
- * [*Range Return Type:] `boost::filtered_range<decltype(rng)>`
- * [*Returned Range Category:] The minimum of the range category of `rng` and __bidirectional_range__
- [section:filtered_example filtered example]
- [import ../../../test/adaptor_test/filtered_example.cpp]
- [filtered_example]
- [endsect]
- This would produce the output:
- ``
- 2,4,6,8,
- ``
- [endsect]
|