Type Alias StringToNumber<S>

StringToNumber: S extends `${infer N extends number}`
    ? N
    : S extends "Infinity"
        ? PositiveInfinity
        : S extends "-Infinity" ? NegativeInfinity : never

Converts a numeric string to a number.

Type Parameters

S extends string

Example

type PositiveInt = StringToNumber<'1234'>;
//=> 1234

type NegativeInt = StringToNumber<'-1234'>;
//=> -1234

type PositiveFloat = StringToNumber<'1234.56'>;
//=> 1234.56

type NegativeFloat = StringToNumber<'-1234.56'>;
//=> -1234.56

type PositiveInfinity = StringToNumber<'Infinity'>;
//=> Infinity

type NegativeInfinity = StringToNumber<'-Infinity'>;
//=> -Infinity

Type Alias StringToNumber<S>

Type Parameters

Example

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