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<HTML><!-- -- Copyright (c) 1996-1999 -- Silicon Graphics Computer Systems, Inc. -- -- Permission to use, copy, modify, distribute and sell this software -- and its documentation for any purpose is hereby granted without fee, -- provided that the above copyright notice appears in all copies and -- that both that copyright notice and this permission notice appear -- in supporting documentation. Silicon Graphics makes no -- representations about the suitability of this software for any -- purpose. It is provided "as is" without express or implied warranty. -- -- Copyright (c) 1994 -- Hewlett-Packard Company -- -- Permission to use, copy, modify, distribute and sell this software -- and its documentation for any purpose is hereby granted without fee, -- provided that the above copyright notice appears in all copies and -- that both that copyright notice and this permission notice appear -- in supporting documentation. Hewlett-Packard Company makes no -- representations about the suitability of this software for any -- purpose. It is provided "as is" without express or implied warranty. -- --><Head><Title>return_temporary_buffer</Title><!-- Generated by htmldoc --></HEAD><BODY TEXT="#000000" LINK="#006600" ALINK="#003300" VLINK="#7C7F87" BGCOLOR="#FFFFFF"><A HREF="/"><IMG SRC="/images/common/sgilogo_small.gif" ALT="SGI Logo" WIDTH="80" HEIGHT="72" BORDER="0"></A><P><!--end header--><BR Clear><H1>return_temporary_buffer</H1><Table CellPadding=0 CellSpacing=0 width=100%><TR><TD Align=left><Img src = "allocators.gif" Alt="" WIDTH = "194" HEIGHT = "38" ></TD><TD Align=right><Img src = "function.gif" Alt="" WIDTH = "194" HEIGHT = "38" ></TD></TR><TR><TD Align=left VAlign=top><b>Category</b>: allocators</TD><TD Align=right VAlign=top><b>Component type</b>: function</TD></TR></Table><h3>Prototype</h3><pre>template <class T> void return_temporary_buffer(T* p);</pre> <h3>Description</h3><tt>Return_temporary_buffer</tt> is used to deallocate memory that was allocatedusing <tt><A href="get_temporary_buffer.html">get_temporary_buffer</A></tt>. <A href="#1">[1]</A><P><b>Note:</b> <tt><A href="get_temporary_buffer.html">get_temporary_buffer</A></tt> and <tt>return_temporary_buffer</tt> areonly provided for backward compatibility. If you are writing newcode, you should instead use the <tt><A href="temporary_buffer.html">temporary_buffer</A></tt> class.<h3>Definition</h3>Defined in the standard header <A href="memory">memory</A>, and in the nonstandardbackward-compatibility header <A href="algo.h">algo.h</A>.<h3>Requirements on types</h3><h3>Preconditions</h3>The argument <tt>p</tt> is a pointer to a block of memory that was allocatedusing <tt><A href="get_temporary_buffer.html">get_temporary_buffer</A>(ptrdiff_t, T*)</tt>.<h3>Complexity</h3><h3>Example</h3><pre>int main(){ pair<int*, ptrdiff_t> P = <A href="get_temporary_buffer.html">get_temporary_buffer</A>(10000, (int*) 0); int* buf = P.first; ptrdiff_t N = P.second; <A href="uninitialized_fill_n.html">uninitialized_fill_n</A>(buf, N, 42); int* result = <A href="find_if.html">find_if</A>(buf, buf + N, <A href="binder2nd.html">bind2nd</A>(<A href="not_equal_to.html">not_equal_to</A><int>(), 42)); assert(result == buf + N); return_temporary_buffer(buf);} </pre><h3>Notes</h3><P><A name="1">[1]</A>As is always true, memory that was allocated using a particularallocation function must be deallocated using the corresponding deallocation function. Memory obtained using <tt><A href="get_temporary_buffer.html">get_temporary_buffer</A></tt>must be deallocated using <tt>return_temporary_buffer</tt>, rather than using <tt>free</tt> or <tt>::operator delete</tt>.<h3>See also</h3><tt><A href="temporary_buffer.html">temporary_buffer</A></tt>, <tt><A href="get_temporary_buffer.html">get_temporary_buffer</A></tt>, <A href="Allocators.html">Allocators</A><!-- start footer --><!-- Footer Begins --><STYLE TYPE="text/css"><!--TD.footer, TD.footer A{ font-family: Arial, helvetica, sans-serif; font-size: 8pt;}A.home {font-family: Arial, helvetica, sans-serif;}--></STYLE><P><A CLASS="home" HREF="index.html">STL Home</A><P><TABLE WIDTH="600" CELLPADDING="0" CELLPADDING="0" BORDER="0"> <TR> <TD ALIGN="RIGHT" CLASS="footer"><A HREF="/company_info/terms.html" TARGET="_top">terms of use</A> | <A HREF="/company_info/privacy.html" TARGET="_top">privacy policy</A></TD> <TD ALIGN="CENTER" CLASS="footer"> | </TD> <TD ALIGN="LEFT" CLASS="footer"><A HREF="/cgi-bin/feedback/" TARGET="_top">contact us</A></TD> </TR><TR> <TD ALIGN="RIGHT" CLASS="footer">Copyright © 1993-2003 Silicon Graphics, Inc. All rights reserved.</TD> <TD ALIGN="CENTER" CLASS="footer"> | </TD> <TD ALIGN="LEFT" CLASS="footer"><A HREF="/company_info/trademarks/" TARGET="_top">Trademark Information</A></TD> </TR></TABLE><!-- Footer Ends --><!-- end footer --><P></BODY></HTML> ⌨️ 快捷键说明
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