pub struct FirstTool;Expand description
Tool for getting the first element of a collection
Trait Implementations§
Auto Trait Implementations§
impl Freeze for FirstTool
impl RefUnwindSafe for FirstTool
impl Send for FirstTool
impl Sync for FirstTool
impl Unpin for FirstTool
impl UnsafeUnpin for FirstTool
impl UnwindSafe for FirstTool
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more