Question

How to delete the last character of a string in C++

Answer 1

#include <iostream>
 
int main() {
    std::string s = "C++ is a general-purpose programming language";
 
    s.erase(s.end() - 1);
    
    std::cout << s;
    
    return 0;
}
 
 
 
 
/*
run:
  
C++ is a general-purpose programming languag
  
*/

 

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Answer 2

#include <iostream>
  
int main() {
    std::string s = "C++ is a general-purpose programming language";
  
    s.pop_back();
     
    std::cout << s;
     
    return 0;
}
  
  
  
  
/*
run:
   
C++ is a general-purpose programming languag
   
*/

 

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