C++ - String pop_back() Function
The C++ string::pop_back function is used to delete the last character of the string. Every deletion of character results into reducing the string size by one unless the string is empty.
Syntax
void pop_back();
Parameters
No parameter is required.
Return Value
None.
Time Complexity
Constant i.e, Θ(1).
Example:
In the below example, the string::pop_back function is used to delete last character of the string called MyString.
#include <iostream> #include <string> using namespace std; int main (){ string MyString = "ALPHA"; //deletes last character of the string MyString.pop_back(); //deletes next last character of the string MyString.pop_back(); cout<<MyString; return 0; }
The output of the above code will be:
ALP
❮ C++ - String Functions