isNegative

Check whether the given number is negative or not.


import { isNegative } from '@fullstacksjs/toolbox';


function isNegative(n: number): boolean {};


isNegative(-0.1) // true
isNegative(-1)   // true
isNegative(-10)  // true
isNegative(1)    // false
isNegative(0)    // false