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The REDO command is used to restore last action that quits by UNDO or U command. Command Access: Menu : Edit > RedoCommand : REDOShortcut : right-click and select REDO Function Description: This command could restore just one action that quitted... Read More

The MREDO command is used restore several actions executed by UNDO or U command. Command Access: Command : MREDOShortcut : CTRL+Y Command Prompts: Enter number of actions or [All/Last]: Relative Glossary: Number of actions : Restore actions of... Read More

The OOPS command is used to restore the last deleted objects. Command Access: Command : OOPS Function Description: This command could restore the last deleted objects by ERASE command. The OOPS command could not restore parameters, actions or pinch... Read More

Function Description: The LASTPROMPT system variable is used to store the last string to echo to the command prompt.(Read-Only) Type : Strings Saved in : Not savedInitial value :  "" This string is the same as the last line seen at the Command... Read More

Function Description: The LASTPOINT system variable is used to store the last specified point in current UCS. Type : 3D point Saved in : Not saved Initial value : 0.0000,0.0000,0.0000 Users could specify the last point by inputting @ symbol for... Read More

Function Description: The LASTANGLE system variable is used to store the ending tangent angle of last inputted arc, line, or polyline relative to XY plane in current UCS.(Read-Only) Type : Real Saved in : Not saved Initial value : 0.0000   Read More

Scale Action can be matched with the Linear Parameter, Polar and XY Parameter to achieve various Dynamic effects. Linear Scale 1.Draw Finish drawing an access hole in a model space and define it as a block, as shown in the following picture.   2... Read More

The DATAEXTRACTION command is used to extracts drawing data and merges data from an external source to a data extraction table or external file. Command Access: Menu : Tools > Data ExtractionCommand : DATAEXTRACTION/EATTEXT Function Description:... Read More

The BACTIONTOOL command is used to add actions to a dynamic block definition. Command Access: Command : BACTIONTOOL Command Prompts: Enter action type [Array/Lookup/Filp/Move/Rotate/Scale/sTretch/Polar stretch]: Function Description: When editing... Read More

The BACTIONSET command is used to specify action selection set associated with an action in a dynamic block definition. Command Access: Command : BACTIONSET Command Prompts: Select action object:Specify selection set for action object [New/Modify] ... Read More