# Arrow On

[Arrow On] command shows arows to display direction of selected curves or surfaces.

## Step

For the prompt Specify Objects select curves or surfaces to show the direciton. Multiple objects can be selected.

On the selection of curves or surfaces, arrow will be shown.

- For curves, arrows indicate their tangent direction at the positions.

- For surfaces, red arrows indicate U parameter line direction, green arrows indicate V parameter line direction, and white arrows indicate normal direciton at their position.

Arrows stay displayed after the command terminates. To erase the display, use Clear All Analysis Display.