is

Number.is(target)

Returns true if target is a number, otherwise false. This function acts as a type guard.

Example

data-first

import { Number } from "@monstermann/number";

Number.is(42); // true
Number.is(3.14); // true
Number.is(NaN); // true
Number.is(Infinity); // true
Number.is("123"); // false
Number.is(null); // false

data-last

import { Number } from "@monstermann/number";

pipe(42, Number.is()); // true
pipe(3.14, Number.is()); // true
pipe(NaN, Number.is()); // true
pipe(Infinity, Number.is()); // true
pipe("123", Number.is()); // false
pipe(null, Number.is()); // false