pub struct __OsLocalKeyInner<T> { /* private fields */ }
🔬This is a nightly-only experimental API. (thread_local_internals)
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Use a regular global static to store this key; the state provided will then be
thread-local.
🔬This is a nightly-only experimental API. (thread_local_internals)
🔬This is a nightly-only experimental API. (thread_local_internals)
It is a requirement for the caller to ensure that no mutable
reference is active when this method is called.
Formats the value using the given formatter.
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Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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Returns the argument unchanged.
Calls U::from(self).
That is, this conversion is whatever the implementation of
From<T> for U chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.