Microsoft JScript
atan2 Method
Language Reference
Version 2

See Also Applies To


Description
Returns the angle (in radians) from the X axis to a point (y,x).
Syntax
Math.atan2(y, x)

The atan2 method syntax has these parts:

Part Description
Math Required. Invokes the intrinsic Math object.
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.

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