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nullish()

nullish<T>(schema, message?): NullishSchema<Schema<T>>

Makes a schema nullish (accepts null or undefined).

Type Parameters​

T: T​

Parameters​

schema: Schema<T>​

The schema to make nullish.

message?: string​

Custom error message.

Returns: NullishSchema<Schema<T>>​

Schema that accepts the original type, null, or undefined.

Since​

2.0.0