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Function Description: The LAYERFILTERALERT system variable is used to delete excess layer filters to improve performance. Type : Integer Saved in : Registry Initial value : 2 Range : 0,1,2,3 Users could use this system variable to delete excess layer... Read More

The layer properties manager dialog box has been enhanced by adding the Layer Settings option. It controls when notification occurs for new layers, layer behavior when some layer is isolated, whether layer filters are applied to the Layers toolbar,... Read More

Want to clean up you drawings from extra or garbage layers? The obvious way to purge layers is to use the PURGE command but sometimes it‟s not enough. Purge might need to be run several times. Make sure to select purge nested items. Notice that in... Read More

Select entities by color and layer. Menu : Express>Selection Tools>Get Selection by Layer/Color Command Entry : GETLAYCOLSEL Operation steps: 1.Start the command. 2.Specify an entity which is in the target layer. 3.Specify region. 4.System will... Read More

Select entities by entity type and layer. Menu : Express>Selection Tools>Get Selection by Object/Layer Command Entry : getentlaysel Operation steps: 1.Start the command. 2.Select one object and system will take the object layer as target layer.... Read More

You can use this function to select all the objects in specified layer and specified region at one time. Menu : Express>Selection Tools>Get Selection by Layer Command Entry : ETLAYSEL Operation steps: 1.Start the command. 2.Specify an entity... Read More

Current layer settings can be saved to a layer state, which can be changed and its layer settings restored to the drawing later. Save Layer States Layer states like on or locked and layer properties (LAYER) are all layer settings, which can be saved... Read More

Layer names listed in the Layer Properties Manager (LAYER) can be sorted by name or by property, such as color or visibility. To show only the layers you want to work with in a large drawing, you can use the layer filter and select any of the... Read More

The name of a layer and any properties like COLOR and LINETYPE can be changed, and objects can be moved from one layer to another. By clicking the icons in the Layer Properties Manager (LAYER ) and in the Layer control on the Layers toolbar, you... Read More

For each conceptual grouping (like doors or windows), a new LAYER can be established, named and be given common properties. To control the visibility and object properties of a lot of objects simultaneously, you can organize objects into layers. ... Read More