CPP

stoi c++

// converts string to int if string is in integral range
int main() {
    string str1 = "123";
    int x = stoi(str1);
    cout << x;
}

stoi() c++

// convert string to int number.
int number = stoi(str)
int number = stoi(str,nulptr,10);//base 10
int number = stoi(str.c_str());

stoi in c++

stoi()
//a function used to convert string to integer!

stoi c++

#include<bits/stdc++.h>
using namespace std;
int main() {
  string s = "13245";
  int stringToInt = stoi(s);
  cout << stringToInt; // outputs 12345
  return 0;
}