1 <?xml version="1.0" encoding="UTF-8" standalone="no"?> 2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter6. Utilities</title><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><meta name="keywords" content="ISO C++, library" /><meta name="keywords" content="ISO C++, runtime, library" /><link rel="home" href="../index.html" title="The GNU C++ Library" /><link rel="up" href="std_contents.html" title="PartII. Standard Contents" /><link rel="prev" href="concept_checking.html" title="Concept Checking" /><link rel="next" href="pairs.html" title="Pairs" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter6. 3 Utilities 4 5 </th></tr><tr><td width="20%" align="left"><a accesskey="p" href="concept_checking.html">Prev</a></td><th width="60%" align="center">PartII. 6 Standard Contents 7 </th><td width="20%" align="right"><a accesskey="n" href="pairs.html">Next</a></td></tr></table><hr /></div><div class="chapter"><div class="titlepage"><div><div><h2 class="title"><a id="std.util"></a>Chapter6. 8 Utilities 9 <a id="id-1.3.4.4.1.1.1" class="indexterm"></a> 10 </h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl class="toc"><dt><span class="section"><a href="utilities.html#std.util.functors">Functors</a></span></dt><dt><span class="section"><a href="pairs.html">Pairs</a></span></dt><dt><span class="section"><a href="memory.html">Memory</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#std.util.memory.allocator">Allocators</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#allocator.req">Requirements</a></span></dt><dt><span class="section"><a href="memory.html#allocator.design_issues">Design Issues</a></span></dt><dt><span class="section"><a href="memory.html#allocator.impl">Implementation</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#allocator.interface">Interface Design</a></span></dt><dt><span class="section"><a href="memory.html#allocator.default">Selecting Default Allocation Policy</a></span></dt><dt><span class="section"><a href="memory.html#allocator.caching">Disabling Memory Caching</a></span></dt></dl></dd><dt><span class="section"><a href="memory.html#allocator.using">Using a Specific Allocator</a></span></dt><dt><span class="section"><a href="memory.html#allocator.custom">Custom Allocators</a></span></dt><dt><span class="section"><a href="memory.html#allocator.ext">Extension Allocators</a></span></dt></dl></dd><dt><span class="section"><a href="memory.html#std.util.memory.auto_ptr">auto_ptr</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#auto_ptr.limitations">Limitations</a></span></dt><dt><span class="section"><a href="memory.html#auto_ptr.using">Use in Containers</a></span></dt></dl></dd><dt><span class="section"><a href="memory.html#std.util.memory.shared_ptr">shared_ptr</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#shared_ptr.req">Requirements</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.design_issues">Design Issues</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.impl">Implementation</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#shared_ptr.hier">Class Hierarchy</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.thread">Thread Safety</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.policy">Selecting Lock Policy</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.rel">Related functions and classes</a></span></dt></dl></dd><dt><span class="section"><a href="memory.html#shared_ptr.using">Use</a></span></dt><dd><dl><dt><span class="section"><a href="memory.html#shared_ptr.examples">Examples</a></span></dt><dt><span class="section"><a href="memory.html#shared_ptr.issues">Unresolved Issues</a></span></dt></dl></dd><dt><span class="section"><a href="memory.html#shared_ptr.ack">Acknowledgments</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="traits.html">Traits</a></span></dt></dl></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="std.util.functors"></a>Functors</h2></div></div></div><p>If you don't know what functors are, you're not alone. Many people 11 get slightly the wrong idea. In the interest of not reinventing 12 the wheel, we will refer you to the introduction to the functor 13 concept written by SGI as part of their STL, in 14 <a class="link" href="https://web.archive.org/web/20171209002754/http://www.sgi.com/tech/stl/functors.html" target="_top">their 15 https://web.archive.org/web/20171209002754/http://www.sgi.com/tech/stl/functors.html</a>. 16 </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="concept_checking.html">Prev</a></td><td width="20%" align="center"><a accesskey="u" href="std_contents.html">Up</a></td><td width="40%" align="right"><a accesskey="n" href="pairs.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Concept Checking</td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top">Pairs</td></tr></table></div></body></html>
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