How to Convert A Positive Number Into A Negative Number in Javascript

In this article, you will learn how to convert a positive number into a negative number in Javascript.

Let’s say you have a number variable called ‘a’ with value 123.

var a = 123;

In order to convert a positive number into a negative number, you can use the unary negation operator -.

var a = 123;

console.log(-a);

Note: The unary negation operator - functions by converting any value on its right side into a number and negates it.