C++ String Library - pop_back

Description

It erases the last character of the string, effectively reducing its length by one.

Declaration

Following is the declaration for std::string::pop_back.

void pop_back();

C++11

void pop_back();

C++14

void pop_back();

Parameters

none

Return Value

none

Exceptions

if an exception is thrown, there are no changes in the string.

Example

In below example for std::string::pop_back.

#include <iostream>
#include <string>

int main () {
   std::string str ("sairamkrishna Mammahe");
   str.pop_back();
   std::cout << str << '\n';
   return 0;
}

The sample output should be like this −

sairamkrishna Mammah