effect-io-ai

Package: effect
Module: Schema

Schema.head

Get the first element of a ReadonlyArray, or None if the array is empty.

Signature

declare const head: <S extends Schema.Any, A extends ReadonlyArray<unknown>>(self: S & Schema<A, Schema.Encoded<S>, Schema.Context<S>>) => transform<S, OptionFromSelf<SchemaClass<A[number]>>>

Source

Since v3.10.0