JScript  

atan2 Method

Returns the angle (in radians) from the X axis to a point (y,x).

Math.atan2(y, x)

Arguments

x
Required. A numeric expression representing the cartesian x-coordinate.
y
Required. A numeric expression representing the cartesian y-coordinate.

Remarks

The return value is between -pi and pi, representing the angle of the supplied (y,x) point.

Requirements

Version 1

See Also

atan Method | tan Method

Applies To: Math Object