Calculate the arccosine of a cosine value.
double acos <double:value>
| Name | Type | Comment |
|---|---|---|
| value | double | A cosine value, the arccosine of which is to be calculated. |
The arccosine of the cosine value, as a double-precision angle, in radians.
echo <zs:RadToDeg <zs:acos 0.5>> // acos of 0.5 should be 60 degrees
… the output of which is written to the event log by echo as:
60
None.