# Enum ethcore_util::trie::standardmap::Alphabet [−] [src]

    pub enum Alphabet {
        All,
        Low,
        Mid,
        Custom(Bytes),
    }

Alphabet to use when creating words for insertion into tries.

## Variants

`All`

All values are allowed in each bytes of the key.

`Low`

Only a 6 values ('a' - 'f') are chosen to compose the key.

`Mid`

Quite a few values (around 32) are chosen to compose the key.

`Custom(Bytes)`

A set of bytes given is used to compose the key.

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