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std::experimental::basic_string_view::empty

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Technical specifications
Filesystem library (filesystem TS)
Library fundamentals (library fundamentals TS)
Library fundamentals 2 (library fundamentals 2 TS)
Extensions for parallelism (parallelism TS)
Extensions for concurrency (concurrency TS)
Concepts (concepts TS)
Ranges (ranges TS)
Special mathematical functions (special math TR)
 
 
 
constexpr bool empty() const noexcept;
(library fundamentals TS)

Checks if the view has no characters, i.e. whether size() == 0.

Contents

[edit] Parameters

(none)

[edit] Return value

true if the view is empty, false otherwise

[edit] Complexity

Constant.

[edit] See also

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