ES6 - Math.atan2() Function

This method returns the arctangent of the quotient of its arguments. The atan2 method returns a numeric value between -pi and pi representing the angle theta of an (x, y) point.

Syntax

Math.atan2(x,y)       

Parameter

• x and y − represents a number

Example

console.log("---Math.atan2()---") 
console.log("Math.atan2(0): "+Math.atan2(0,1)) 
console.log("Math.atan2(Math.SQRT1_2): "+Math.atan2(1,1))           

Output

---Math.atan2()--- 
Math.atan2(0): 0 
Math.atan2(Math.SQRT1_2): 0.7853981633974483