Calculates the Arc Tangent of a value.
| Function | Group | Execution | Windows | Embedded | Thin Client |
|---|---|---|---|---|---|
| ATan | Trigonometric | Synchronous | Supported | Supported | Supported |
ATan( numValue )
Returns the Arc Tangent of numValue in radians.
| Tag Name | Expression |
|---|---|
| Tag | ATan( 1 ) // Returned value = 0.785398 |
| Tag | ATan( 0 ) // Returned value = 1.570796 |