pub enum Usage {
Read,
Write,
ReadWrite,
}
Expand description
Allows specifying two different enumerated values
depending whether it is to be used for a read or a write access.
Parse a string into an Usage value, returning Option::None
if the string is not valid.
Convert this Usage
into a static string.
Performs copy-assignment from source
. Read more
Formats the value using the given formatter. Read more
Returns the “default value” for a type. Read more
This method tests for self
and other
values to be equal, and is used
by ==
. Read more
This method tests for !=
.
impl<T> Any for T where
T: 'static + ?Sized,
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
impl<T, U> Into<U> for T where
U: From<T>,
The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.