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| author | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2020-12-27 00:53:02 +0000 |
|---|---|---|
| committer | Ian Jackson <ijackson@chiark.greenend.org.uk> | 2020-12-27 01:15:48 +0000 |
| commit | 8b2e79dbac324b703493113c9f823e63cf1df4e0 (patch) | |
| tree | 90d77c863d2d640ad5611243143ed7e433e6c56a | |
| parent | 03b4ea463a8b2e45032e9cd6f7e293561b01c3ce (diff) | |
| download | rust-8b2e79dbac324b703493113c9f823e63cf1df4e0.tar.gz rust-8b2e79dbac324b703493113c9f823e63cf1df4e0.zip | |
Add test for slice as prefix/suffix pattern
Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
| -rw-r--r-- | library/core/src/slice/mod.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/library/core/src/slice/mod.rs b/library/core/src/slice/mod.rs index 23830548f68..fb6d9156cea 100644 --- a/library/core/src/slice/mod.rs +++ b/library/core/src/slice/mod.rs @@ -1783,6 +1783,10 @@ impl<T> [T] { /// assert_eq!(v.strip_prefix(&[10, 40]), Some(&[30][..])); /// assert_eq!(v.strip_prefix(&[50]), None); /// assert_eq!(v.strip_prefix(&[10, 50]), None); + /// + /// let prefix : &str = "he"; + /// assert_eq!(b"hello".strip_prefix(prefix.as_bytes()), + /// Some(b"llo".as_ref())); /// ``` #[must_use = "returns the subslice without modifying the original"] #[stable(feature = "slice_strip", since = "1.50.0")] |