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<A HREF="index.html">cppreference.com</A> -> C++ Maps
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<H3>C++ Maps</H3>
<P>
C++ Maps是一种关联式容器，包含“关键字/值”对</P>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#begin" >begin()</A></TD>
<TD>返回指向map头部的迭代器</TD>
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<TR><TD><A HREF="cppmap_details.html#clear" >clear()</A></TD>
<TD>删除所有元素</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#count" >count()</A></TD>
<TD>返回指定元素出现的次数</TD>
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<TR><TD><A HREF="cppmap_details.html#empty" >empty()</A></TD>
<TD>如果map为空则返回true</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#end" >end()</A></TD>
<TD>返回指向map末尾的迭代器</TD>
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<TR><TD><A HREF="cppmap_details.html#equal_range" >equal_range()</A></TD>
<TD>返回特殊条目的迭代器对</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#erase" >erase()</A></TD>
<TD>删除一个元素</TD>
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<TR><TD><A HREF="cppmap_details.html#find" >find()</A></TD>
<TD>查找一个元素</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#get_allocator" >get_allocator()</A></TD>
<TD>返回map的配置器</TD>
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<TR><TD><A HREF="cppmap_details.html#insert" >insert()</A></TD>
<TD>插入元素</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#key_comp" >key_comp()</A></TD>
<TD>返回比较元素key的函数</TD>
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<TR><TD><A HREF="cppmap_details.html#lower_bound" >lower_bound()</A></TD>
<TD>返回键值>=给定元素的第一个位置</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#max_size" >max_size()</A></TD>
<TD>返回可以容纳的最大元素个数</TD>
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<TR><TD><A HREF="cppmap_details.html#rbegin" >rbegin()</A></TD>
<TD>返回一个指向map尾部的逆向迭代器</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#rend" >rend()</A></TD>
<TD>返回一个指向map头部的逆向迭代器</TD>
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<TR><TD><A HREF="cppmap_details.html#size" >size()</A></TD>
<TD>返回map中元素的个数</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#swap" >swap()</A></TD>
<TD>交换两个map</TD>
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<TR><TD><A HREF="cppmap_details.html#upper_bound" >upper_bound()</A></TD>
<TD>返回键值>给定元素的第一个位置</TD>
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<TR BGCOLOR="EEEEFF"><TD><A HREF="cppmap_details.html#value_comp" >value_comp()</A></TD>
<TD>返回比较元素value的函数</TD>
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