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Meaning of bottom type | Babel Free

Noun CEFR B2

Definitions

The type that is a subtype of all other types.

Examples

“A new notion to many Java developers will be the idea that a class hierarchy can have common bottom types. These are types that are subtypes of all types. Scala's types Null and Nothing are both bottom types.”

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

bottom woman bottom-hat transform Bottom-left bottom-most bottom-post bottom-poster