Function Description

The erase function is used to delete the part of the Target (erased object) that overlaps with the erased object.

Erased object	Erase an object	Operation result

This function can switch the erase effect by pressing and holding the Ctrl key. The erase effect of pressing and holding the Ctrl key is as follows:

Erase and Erased Object	Operation result

• Erase is available for face layers as well as CAD layers, and is only available when layer editing is turned on and Select Objects is selected.
• The erased and erased objects cannot be the same object.
• The erased object can be a line object or a face object, but the erased object must be a face object.
• The erased Layer of Object must be editable. Multi-layer Editing is supported .
• The erase operation has certain requirements for data standardization, and Topology errors such as self-intersection are not allowed inside the data. For complex data, it is recommended to perform Topology Check on the data before erasing, and correct the Topology error before operation.

Function entrance

• Object Operation tab-> Object Editing group-> Erase.

Operating instructions

1. With the layer editable, select one or more erased objects (face objects).
2. On the Object Operation tab, in the Gallery control in the Object Editing group, click the Erase button;
3. Mouse prompt: Please select the erased face object.. Press Ctrl to switch to the Erase External ", select an erased object (line object or face object), and click the left button to finish the erasing operation.
4. You can select the erased objects in turn to perform the erase operation, and right-click to close the erase function.