vector <int> vec;for(...) vec.push_back(...);for(autoit: vec) {...} #lambda 表达式 推荐找点实例来看,在一定程度上能简化代码。注意效率可能较低 示例: sort(a, a + n, [] (intp,intq) {returnp > q; }); queue <int> que;autodoPush = [&] (intff) { dis[ff] = ...; qu...
inplace_vector(C++26) hive(C++26) map−multimap−set−multiset unordered_map(C++11) unordered_multimap(C++11) unordered_set(C++11) unordered_multiset(C++11) Container adaptors span(C++20)−mdspan(C++23) Iterators library Ranges library(C++20) ...
cppreference 涵盖了 C++ 语言的多个方面,包括容器库、IO 操作、算法库、类特性、范围 for 循环、lambda 表达式、正则表达式库、智能指针、通用工具函数等。以下是一些主要内容的详细介绍: 容器库 cppreference 详细介绍了 C++ 中的各种容器,如 vector、set、map、deque、priority_queue、unorde...
#include <algorithm>#include <iostream>#include <vector>intmain(){std::vector<int>v{1,2,3};structLocal{booloperator()(intn,intm){returnn>m;}};std::sort(v.begin(), v.end(), Local());// C++11 起for(intn:v)std::cout<<n<<' ';std::cout<<'\n';} ...
sort_by_date) { std::vector<CompilerFeature> v(std::begin(co), std::end(co)); std::stable_sort(v.begin(), v.end(), [](CompilerFeature const& lhs, CompilerFeature const& rhs) { return lhs.data() < rhs.data(); }); std::for_each(v.cbegin(), v.cend(), print_compiler_...
sort_heap (2) template<classRandomIt,classCompare>voidsort_heap(RandomIt first, RandomIt last, Compare comp){while(first!=last)std::pop_heap(first, last--, comp);} Example Run this code #include <algorithm>#include <iostream>#include <string_view>#include <vector>voidprintln(std::string...
imbue(std::locale("")); std::vector<std::wstring> v{ L"ar", L"zebra", L"\u00f6grupp", L"Zebra", L"\u00e4ngel",L"\u00e5r", L"f\u00f6rnamn" }; std::wcout << "Default locale collation order: "; std::sort(v.begin(), v.end()); for (auto s : v) std::wcout <...
a std::vector and std::bitset<>::operator. std::runtime_error An exception that theoretically cannot be detected by reading the code. std::overflow_error This is thrown if a mathematical overflow occurs. std::range_error This is occurred when you try to store a value which is out of ...
1、容器(Containers):各种数据结构,如:序列式容器vector、list、deque、关联式容器set、map、multiset、multimap。用来存放数据。从实现的角度来看,STL容器是一种class template。 2、算法(algorithms):各种常用算法,如:sort、search、copy、erase。从实现的角度来看,STL算法是一种 function template。注意一个问题:任何...
<vector> std::vector container <deque> std::deque container <list> std::list container <forward_list> (since C++11) std::forward_list container <set> std::set and std::multiset associative containers std::map and std::multimap associative containers <unordered...