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std::basic_string::empty

From cppreference.com
< cpp‎ | string‎ | basic string
 
 
 
std::basic_string
 
bool empty() const;

Checks if the string has no characters, i.e. whether begin() == end().

Contents

[edit] Parameters

(none)

[edit] Return value

true if the string is empty, false otherwise

[edit] Exceptions

(none) (until C++11)
noexcept specification:  
noexcept
  
(since C++11)

[edit] Complexity

Constant.

[edit] See also

returns the number of characters
(public member function) [edit]