std::basic_string::pop_back

From cppreference.com
< cpplrm; | stringlrm; | basic string
std::basic_string
void pop_back();
(since C++11)

Removes the last character from the string.

Equivalent to erase(size()-1, 1), except the behavior is undefined if the string is empty.

Parameters

(none)

Return value

(none)

Complexity

Constant.

Exceptions

Does not throw

See also

appends a character to the end
(public member function)
removes characters
(public member function)