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< title > Writable Iterator Concept< / title >
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< h1 class = "title" > Writable Iterator Concept< / h1 >
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<!-- Copyright David Abrahams 2006. Distributed under the Boost -->
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< p > A class or built-in type < tt class = "docutils literal" > < span class = "pre" > X< / span > < / tt > models the < em > Writable Iterator< / em > concept
if, in addition to < tt class = "docutils literal" > < span class = "pre" > X< / span > < / tt > being Copy Constructible, the following
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expressions are valid and respect the stated semantics. Writable
Iterators have an associated < em > set of value types< / em > .< / p >
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< tr > < th class = "head" colspan = "3" > Writable Iterator Requirements (in addition to Copy Constructible)< / th >
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< / tr >
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< tr > < th class = "head" > Expression< / th >
< th class = "head" > Return Type< / th >
< th class = "head" > Precondition< / th >
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< tr > < td > < tt class = "docutils literal" > < span class = "pre" > *a< / span > < span class = "pre" > =< / span > < span class = "pre" > o< / span > < / tt > < / td >
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< td > < / td >
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< td > pre: The type of < tt class = "docutils literal" > < span class = "pre" > o< / span > < / tt >
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is in the set of
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value types of < tt class = "docutils literal" > < span class = "pre" > X< / span > < / tt > < / td >
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< a class = "reference external" href = "WritableIterator.rst" > View document source< / a > .
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