bool empty() const; | (since C++17) |
Checks if the path is empty.
(none).
true
if the path is empty, false
otherwise.
noexcept
specification: noexcept
An empty path can be obtained by calling clear
and by default-constructing a path
. It can also be returned by a path decomposition function (such as extension
) if the corresponding component is not present in the path.
An empty path is classified as a relative path.
constructs a path (public member function) |
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