javascript make a number positive code example

Example 1: js make value positive

Math.abs(-4)//returns 4
Math.abs(4)//returns 4

Example 2: convert negative number to positive in javascript

Math.abs("the negative number")

Example 3: javascript convert minus to plus

var x = 20;
x *= -1;

Example 4: distinguishing positive numbers in javascript

arr.filter(i => {return i >= 0})