| Toolbar | Menu | 
|---|---|
| 
                         
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                         Tools File Utilities > Purge Unused Information  | 
                
The Purge command deletes unused block definitions, groups, layers, hatch patterns, annotation styles, linetypes, and materials from the model.
Purge cannot be undone.
| Command-line options | |
|---|---|
| 
                         BlockDefinitions  | 
                    
                         Purges unused block definitions.  | 
                
| 
                         AnnotationStyles  | 
                    
                         Purges unused annotation styles.  | 
                
| 
                         Groups  | 
                    
                         Purges unused groups.  | 
                
| 
                         HatchPatterns  | 
                    
                         Purges unused hatch patterns.  | 
                
| 
                         Layers  | 
                    
                         Purges unused layers.  | 
                
| 
                         Linetypes  | 
                    
                         Purges unused linetypes.  | 
                
| 
                         Materials  | 
                    
                         Purges unused materials  | 
                
Work with blocks, groups, and worksessions
Rhinoceros 6 © 2010-2020 Robert McNeel & Associates. 11-Nov-2020