Coercion — .coerce()

number(), boolean(), and date() each have a .coerce() method that converts strings to the target type. Works standalone or with parse-string schemas.

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Assign a validation result to a variable to see output here, e.g. const result = schema.validate(data)
Inferred Type

Define a schema to see its inferred TypeScript type.

InferType<typeof schema> automatically derives the TypeScript type from your schema definition.