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| <TITLE>raw_storage_iterator</TITLE> |
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| <H2>raw_storage_iterator</H2> |
| <P><B>Library:</B> <A HREF="2-4.html">General utilities</A></P> |
| |
| <PRE><HR><B><I>raw_storage_iterator</I></B> <IMG SRC="images/inherits.gif"> <B><I><A HREF="iterator.html">iterator</A></I></B> <HR></PRE> |
| |
| <UL> |
| <LI><A HREF="#sec1">Local Index</A></LI> |
| <LI><A HREF="#sec2">Summary</A></LI> |
| <LI><A HREF="#sec3">Synopsis</A></LI> |
| <LI><A HREF="#sec4">Description</A></LI> |
| <LI><A HREF="#sec5">Interface</A></LI> |
| <LI><A HREF="#sec6">Constructor</A></LI> |
| <LI><A HREF="#sec7">Member Operators</A></LI> |
| <LI><A HREF="#sec8">Standards Conformance</A></LI> |
| </UL> |
| <A NAME="sec1"><H3>Local Index</H3></A> |
| <H4>Members</H4> |
| <UL><TABLE CELLPADDING=3> |
| <TR><TD VALIGN=top> |
| <A HREF="#idx1128">operator*()</A><BR> |
| </TD> |
| <TD VALIGN=top><A HREF="#idx1129">operator++()</A><BR> |
| </TD> |
| <TD VALIGN=top><A HREF="#idx1127">operator=()</A><BR> |
| </TD> |
| <TD VALIGN=top><A HREF="#idx1126">raw_storage_iterator()</A><BR> |
| </TD></TR> |
| </TABLE></UL> |
| |
| <A NAME="sec2"><H3>Summary</H3></A> |
| <P>Enables iterator-based algorithms to store results in uninitialized memory.</P> |
| <A NAME="sec3"><H3>Synopsis</H3></A> |
| |
| <PRE>#include <memory> |
| |
| namespace std { |
| template <class OutputIterator, class T> |
| class raw_storage_iterator; |
| } |
| </PRE> |
| <A NAME="sec4"><H3>Description</H3></A> |
| <P>Class <B><I>raw_storage_iterator</I></B> enables iterator-based algorithms to store their results in uninitialized memory. The template parameter <SAMP>OutputIterator</SAMP> is required to have its <SAMP>operator*</SAMP> return an object for which <SAMP>operator& </SAMP>is both defined and returns a pointer to <SAMP>T</SAMP>. </P> |
| <A NAME="sec5"><H3>Interface</H3></A> |
| |
| <UL><PRE>namespace std { |
| |
| template <class OutputIterator, class T> |
| class raw_storage_iterator |
| : public iterator <output_iterator_tag, |
| void,void,void,void> { |
| |
| public: |
| typedef OutputIterator iterator_type; |
| |
| explicit raw_storage_iterator(OutputIterator); |
| raw_storage_iterator<OutputIterator, T>& |
| operator*(); |
| raw_storage_iterator<OutputIterator, T>& |
| operator=(const T&); |
| raw_storage_iterator<OutputIterator, T>& |
| operator++(); |
| raw_storage_iterator<OutputIterator, T> |
| operator++(int); |
| }; |
| } |
| </PRE></UL> |
| <A NAME="sec6"><H3>Constructor</H3></A> |
| |
| <A NAME="idx1126"></A><PRE><B>raw_storage_iterator</B> (iterator_type x);</PRE> |
| <UL> |
| <P>Initializes the iterator to point to the same value as <SAMP>x</SAMP>.</P> |
| </UL> |
| |
| <A NAME="sec7"><H3>Member Operators</H3></A> |
| |
| <A NAME="idx1127"></A><PRE>raw_storage_iterator <OutputIterator, T>& |
| <B>operator=</B>(const T& element);</PRE> |
| <UL> |
| <P>Constructs, using a placement <SAMP>operator new,</SAMP> an instance of <SAMP>T</SAMP>, initialized to the value <SAMP>element</SAMP>, at the location pointed to by the iterator.</P> |
| </UL> |
| |
| |
| <A NAME="idx1128"></A><PRE>raw_storage_iterator<OutputIterator,T>& |
| <B>operator*</B>();</PRE> |
| <UL> |
| <P>Returns <SAMP>*this</SAMP>.</P> |
| </UL> |
| |
| |
| <A NAME="idx1129"></A><PRE>raw_storage_iterator& |
| <B>operator++</B>();</PRE> |
| <UL> |
| <P>Pre-increment: advances the iterator and returns a reference to the updated iterator.</P> |
| </UL> |
| |
| |
| <A NAME="idx1130"></A><PRE>raw_storage_iterator |
| <B>operator++</B>(int);</PRE> |
| <UL> |
| <P>Post-increment: advances the iterator and returns the old value of the iterator.</P> |
| </UL> |
| |
| <A NAME="sec8"><H3>Standards Conformance</H3></A> |
| <P><I>ISO/IEC 14882:1998 -- International Standard for Information Systems -- Programming Language C++, Section 20.4.2</I></P> |
| <UL> |
| </UL> |
| |
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