number negative nonzero finite integer

@nick/is/number/negative-nonzero-finite-integer

isNegativeNonZeroFiniteInteger

Signature

function isNegativeNonZeroFiniteInteger<N = number>(
  it: N,
): it is NegativeNonZeroFiniteInteger<N>;

Checks if a given value is a negative nonzero finite integer.

Parameters

Name	Info
it	The value to check.

Returns

true if the value is a negative nonzero finite integer, false otherwise.

Category

Numbers

Examples

import { isNegativeNonZeroFiniteInteger } from "jsr:@nick/is/integer";

console.log(isNegativeNonZeroFiniteInteger(0)); // false
console.log(isNegativeNonZeroFiniteInteger(1)); // false
console.log(isNegativeNonZeroFiniteInteger(-1)); // true
console.log(isNegativeNonZeroFiniteInteger(1.5)); // false
console.log(isNegativeNonZeroFiniteInteger(NaN)); // false
console.log(isNegativeNonZeroFiniteInteger(Infinity)); // false

isNegativeNonZeroFiniteInteger

Signature

function isNegativeNonZeroFiniteInteger(
  it: unknown,
): it is NegativeNonZeroFiniteInteger<number>;

Checks if a given value is a negative nonzero finite integer.

Parameters

Name	Info
it	The value to check.

Returns

true if the value is a negative nonzero finite integer, false otherwise.

Category

Numbers

Examples

import { isNegativeNonZeroFiniteInteger } from "jsr:@nick/is/integer";

console.log(isNegativeNonZeroFiniteInteger(0)); // false
console.log(isNegativeNonZeroFiniteInteger(1)); // false
console.log(isNegativeNonZeroFiniteInteger(-1)); // true
console.log(isNegativeNonZeroFiniteInteger(1.5)); // false
console.log(isNegativeNonZeroFiniteInteger(NaN)); // false
console.log(isNegativeNonZeroFiniteInteger(Infinity)); // false

NegativeNonZeroFiniteInteger

Signature

export type NegativeNonZeroFiniteInteger<N = number> = Cast<
  N,
  NEGATIVE & NON_ZERO & FINITE & INTEGER
>;

Casts a value into a negative nonzero finite integer type. If the value is not a number, it will resolve to never.

Type Parameters

• N (default: number)

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Category

Numbers