pub struct VacantEntry<'a, K, V> { /* private fields */ }
Expand description
A view into a vacant entry in a IndexMap
.
It is part of the Entry
enum.
Gets a reference to the key that was used to find the entry.
Takes ownership of the key, leaving the entry vacant.
Return the index where the key-value pair will be inserted.
Inserts the entry’s key and the given value into the map, and returns a mutable reference
to the value.
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 alignment of pointer.
The type for initializers.
Initializes a with the given initializer.
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Mutably dereferences the given pointer.
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Drops the object pointed to by the given pointer.
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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.