"stoi c++" Code Answer's
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convert stirng to int c++
int thing = std::stoi(string);
c++ parse int
std::string s = "10";
int i = std::stoi(s);
Source: stackoverflow.com
string to number in c++
// For C++11 and later versions
string str1 = "45";
string str2 = "3.14159";
string str3 = "31337 geek";
int myint1 = stoi(str1);
int myint2 = stoi(str2);
int myint3 = stoi(str3);
// Output
stoi("45") is 45
stoi("3.14159") is 3
stoi("31337 geek") is 31337
string to int c++
// Both functions work identically though you'll need to use "#include <string>"
atoi( str.c_str() );
stoi( str );
Source: stackoverflow.com
stoi c++
// stoi example
#include <iostream> // std::cout
#include <string> // std::string, std::stoi
int main ()
{
std::string str_dec = "2001, A Space Odyssey";
std::string str_hex = "40c3";
std::string str_bin = "-10010110001";
std::string str_auto = "0x7f";
std::string::size_type sz; // alias of size_t
int i_dec = std::stoi (str_dec,&sz);
int i_hex = std::stoi (str_hex,nullptr,16);
int i_bin = std::stoi (str_bin,nullptr,2);
int i_auto = std::stoi (str_auto,nullptr,0);
std::cout << str_dec << ": " << i_dec << " and [" << str_dec.substr(sz) << "]\n";
std::cout << str_hex << ": " << i_hex << '\n';
std::cout << str_bin << ": " << i_bin << '\n';
std::cout << str_auto << ": " << i_auto << '\n';
return 0;
}
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