findItem

Creates a find item transformation action.

const Action = v.findItem<TInput>(operation);

Generics

With findItem you can extract the first item of an array that matches the given operation.

The following examples show how findItem can be used.

Schema to find the first duplicate item in an array.

const DuplicateItemSchema = v.pipe(
  v.array(v.string()),
  v.findItem((item, index, array) => array.indexOf(item) !== index)
);

The following APIs can be combined with findItem.