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Module

x/isx/number/is_non_negative_number.ts>isNonNegativeNumber

Collection of validation functions for JavaScript data
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function isNonNegativeNumber
import { isNonNegativeNumber } from "https://deno.land/x/isx@1.1.1/number/is_non_negative_number.ts";

Whether the input is non-negative number or not. Non-negative number means greater than or equal to zero.

Examples

Example 1

import { isNonNegativeNumber } from "https://deno.land/x/isx@$VERSION/number/is_non_negative_number.ts";
import { assertEquals } from "https://deno.land/std/testing/asserts.ts";
assertEquals(isNonNegativeNumber(0), true);
assertEquals(isNonNegativeNumber(1), true);
assertEquals(isNonNegativeNumber(-1), false);

Parameters

input: number
  • Any number.

Returns

boolean