acos Method


function acos( number : Number ) : Number

number: Required. A numeric expression.

The return value is between 0 and pi, representing the arccosine of the number argument. If number is less than -1 or number is greater than +1, the return value is NaN.

Version 1

Applies To:

Math Object

Reference

asin Method
atan Method
cos Method
sin Method
tan Method
PI Property

Arguments

Remarks

Requirements

Applies To:

See Also

Reference