M > Math.atan2 |
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Math.atan2
Availability
Flash Player 5. In Flash Player 4, the methods and properties of the Math object are emulated using approximations and may not be as accurate as the non-emulated math functions supported by Flash Player 5.
Usage
Math.atan2(
y, x
)
Parameters
x
A number specifying the x coordinate of the point.
y
A number specifying the y coordinate of the point.
Returns
A number.
Description
Method; computes and returns the arc tangent of y/x
in radians. The return value represents the angle opposite the opposite angle of a right triangle, where x
is the adjacent side length and y
is the opposite side length.
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