make negative number positive javascript 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: makes number negative javascript

Math.abs(num) => Always positive
-Math.abs(num) => Always negative

Example 4: check if number is negative javascript

Math.sign() has 5 possible return values:
1 // positive number
-1 // negative number
0 // positive zero
-0 // negative zero
NaN // not a number

Example 5: javascript convert minus to plus

var x = 20;
x *= -1;