public/subjects/sign

Sign

Instructions

Create a function named sign that takes one number argument; returning 1 if the number is positive, -1 if the number is negative and 0 if the number is exactly 0.

You must not just use Math.sign, make your own.

Create a function named sameSign that takes 2 numbers as arguments and returns true if they both have the same sign, or false otherwise.

Notions

• Functions
• If-else
• Math.sign

Code provided

The provided code will be added to your solution, and does not need to be submitted.

Math.sign = undefined