Math.sign()
ES6+Returns the sign of a number, indicating whether the number is positive, negative, or zero.
Syntax
Math.sign(x)Parameters
x number A number
Return Value
number
1, -1, or 0 indicating the sign of the number
Examples
JavaScript
console.log(Math.sign(5));
console.log(Math.sign(-5));
console.log(Math.sign(0));Output:
// 1
-1
0