Strings in C++

 // Online C++ compiler to run C++ program online

#include <iostream>

using namespace std;


int main() {

    // Write C++ code here

    string txt="Gunjan";

    txt.append(" Nayak");

    cout<<txt<<endl;

    cout<<txt.length()<<endl;

    cout<<txt.size()<<endl;

    cout<<"Character at index 7 is "<<txt.at(7)<<endl;

    cout<<"Substring from 6 to 12 is \""<<txt.substr(5,12)<<"\""<<endl;

    // int position=txt.find("Nayak");

    size_t position=txt.find("Nayak");

    cout<<position<<endl;

    // Modifying a String from a range:-

    txt.replace(7,12,"Kumar Nayak");

    cout<<txt<<endl;

    // Erasing Characters in a string:-

    txt.erase(5,7); // first argument determines the starting position and the second argument determines the number of characters to be erased/deleted.

    cout<<txt<<endl;


    return 0;

}

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