函数运行时间运行时间函数A运行时间B运行时间strstr987.8279592.848string::find271.6572286.451search<def...
size_t find(const char * str, size_t pos, size_t n); // CPP program to demonstrate working of string // find to search a string #include <iostream> #include <string> using namespace std; int main() { string str = "lsbin a computer science" ; // Only search first 5 characters...
as the match is in the middle of // the string. if (_Traits::compare(__first1, ...
我正在将一个项目从MSVC移植到BorlandC++,但我在使用template functions时遇到了困难。导致编译器错误: [BCC32 Error] example.cpp(208): E2285 Could notfinda match for 'split<SequenceSequenceT,RangeT,PredicateT>(vector<string,allocator<string> >,string,is_any_ofF<c ...
// g++ -g -o x x.cpp #include <string> #include <iostream> extern "C" int main() { std::string::size_type n = std::string::npos; std::string str = "123"; std::string::size_type m = str.find("2", n); // 按照期望,m值应为npos std::cout << "n=" << n << ",...
// g++ -g -o x x.cpp #include #include extern "C" int main() { std::string::size_type n = std::string::npos; std::string str = "123"; std::string::size_type m = str.find("2", n); // 按照期望,m值应为npos std::cout << "n=" << n << ", m=" << m << st...
UsefindMethod to Find Substring in a String in C++ The most straightforward way of solving the issue is thefindfunction, which is a built-instringmethod, and it takes anotherstringobject as an argument. #include<iostream>#include<string>using std::cin;using std::cout;using std::endl using ...
Insert a character in the hash table if it’s not present. Otherwise, returning that character as a duplicate. Code Example: #include<iostream>// hashing function object type#include<unordered_set>using namespace std;chargetRepeatingChar(string&str){unordered_set<char>hashObj;for(inti=0;i<str...
pos+=dstlen; }}int main(int argc,char** argv[]){ //replace/erase/insert string str("I like apple,what about you? apple tastes great!"); cout<<str<<endl; str_replace(str,"apple","banana"); cout<<str<<endl; //assign/append string q1("When lilacs last in the dooryard bloom'd...
size_type string::find_last_not_of(const char* cstr) constcstr:Another C-string with the set of characters to be used in the search. 注意该cstr可能不是空指针(NULL)。 // CPP code for string::find_last_not_of(const char* cstr) const#include<iostream>usingnamespacestd;// Function to ...