diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/optional/README.md | |
parent | Initial commit. (diff) | |
download | ceph-upstream.tar.xz ceph-upstream.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/optional/README.md')
-rw-r--r-- | src/boost/libs/optional/README.md | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/boost/libs/optional/README.md b/src/boost/libs/optional/README.md new file mode 100644 index 000000000..4f73388d1 --- /dev/null +++ b/src/boost/libs/optional/README.md @@ -0,0 +1,15 @@ +optional +======== + +A library for representing optional (nullable) objects in C++. + +```cpp +optional<int> readInt(); // this function may return either an int or a not-an-int + +if (optional<int> oi = readInt()) // did I get a real int + cout << "my int is: " << *oi; // use my int +else + cout << "I have no int"; +``` + +For more information refer to the documentation provided with this library. |