Interrupted for the selected object, i.e. the selected object into two parts, or remove some portion of the object. Which works on line, ray, arcs, elliptical arcs, polylines, and configuration lines. Interrupt command portion is located between the first point and a second point on the object will be deleted. When the pick-up point of the object of the first selected point, the second point of the selected point, the second point is not selected if the object, the system selects the nearest point on a point of the object. For interrupted circle or arc, the counterclockwise direction is carried out.
1. Click the Edit toolbar "interrupt command" button 
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2. Break the input on the command line, and press Enter.
