★★How to create UDF library in ZW3D

Issue:

How to create UDF library features in ZW3D so that features of the same type can be reused directly.

Solution:

1. Click Tools → UDF Wizard to open the User Defined Feature Wizard.
   
2. Select the Features that need to be customized on the left and move them to the right, then click Next.
   
3. Select the required expressions and move them to the right, then click Next.
   
4. Define the Reference for UDF placement and click Next.
   
5. In Summary, check all the information about the UDF. Click Finish to complete the creation of the UDF.
   
6. Click Tools → Insert UDF to open the User Defined Feature Insert dialog box. Choose the UDF we created and click OK to insert the UDF to the current file.