string::empty
Check if the string has no characters.
Synopsis
bool
empty() const noexcept;Description
Returns true if there are no characters in the string, i.e. size() returns 0.
Complexity
Constant.
string::emptyCheck if the string has no characters.
bool
empty() const noexcept;Returns true if there are no characters in the string, i.e. size() returns 0.
Constant.