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Function: finite()

finite(errorMessage?): Validator<number, number, string>

Defined in: validation/validators/index.ts:316

Validates number is finite (not Infinity or -Infinity).

Parameters​

errorMessage?​

string

Custom error message (optional)

Returns​

Validator<number, number, string>

Validator that checks for finite number

Example​

finite()(42) // => Valid(42)
finite()(Infinity) // => Invalid(['Must be a finite number'])
finite()(-Infinity) // => Invalid(['Must be a finite number'])