how to find something in a string in c 2b 2b

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showing results for - "how to find something in a string in c 2b 2b"
Jacopo
03 Aug 2017
1const char* c = "Word";
2string str = "WhereIsMyWordThatINeed";
3cout << "the word is at index " << str.find(c);
4//this will print "the word is at index 9"
Yannick
21 Nov 2016
1#include <iostream>
2#include <string>
3#include <algorithm>
4#include <functional>
5
6int main()
7{
8    std::string in = "Lorem ipsum dolor sit amet, consectetur adipiscing elit,"
9                     " sed do eiusmod tempor incididunt ut labore et dolore magna aliqua";
10    std::string needle = "pisci";
11    auto it = std::search(in.begin(), in.end(),
12                   std::boyer_moore_searcher(
13                       needle.begin(), needle.end()));
14    if(it != in.end())
15        std::cout << "The string " << needle << " found at offset "
16                  << it - in.begin() << '\n';
17    else
18        std::cout << "The string " << needle << " not found\n";
19}
Godric
29 Jan 2020
1If not found then returns npos or -1 in int
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