Nice idea jdiala
Here is another possible way to write it, to avoid repeated selection set retrieval:
- ([color=BLUE]defun[/color] c:delcir ( [color=BLUE]/[/color] e i l s ) ([color=BLUE]if[/color] ([color=BLUE]and[/color] ([color=BLUE]setq[/color] e ([color=BLUE]car[/color] ([color=BLUE]entsel[/color] [color=MAROON]"\nSelect Circle: "[/color]))) ([color=BLUE]=[/color] [color=MAROON]"CIRCLE"[/color] ([color=BLUE]cdr[/color] ([color=BLUE]assoc[/color] 0 ([color=BLUE]setq[/color] e ([color=BLUE]entget[/color] e))))) ) ([color=BLUE]foreach[/color] a (LM:groupbyfunction ([color=BLUE]repeat[/color] ([color=BLUE]setq[/color] i ([color=BLUE]sslength[/color] ([color=BLUE]setq[/color] s ([color=BLUE]ssget[/color] [color=MAROON]"_X"[/color] ([color=BLUE]list[/color] '(0 . [color=MAROON]"CIRCLE"[/color]) ([color=BLUE]assoc[/color] 8 e) ([color=BLUE]assoc[/color] 410 e)) ) ) ) ) ([color=BLUE]setq[/color] e ([color=BLUE]entget[/color] ([color=BLUE]ssname[/color] s ([color=BLUE]setq[/color] i ([color=BLUE]1-[/color] i)))) l ([color=BLUE]cons[/color] ([color=BLUE]list[/color] ([color=BLUE]cdr[/color] ([color=BLUE]assoc[/color] 10 e)) ([color=BLUE]cdr[/color] ([color=BLUE]assoc[/color] 40 e)) ([color=BLUE]cdr[/color] ([color=BLUE]assoc[/color] -1 e))) l) ) ) ([color=BLUE]lambda[/color] ( a b ) ([color=BLUE]equal[/color] ([color=BLUE]car[/color] a) ([color=BLUE]car[/color] b) 1e-) ) ([color=BLUE]foreach[/color] b ([color=BLUE]cdr[/color] ([color=BLUE]vl-sort[/color] a '([color=BLUE]lambda[/color] ( a b ) ([color=BLUE]>[/color] ([color=BLUE]cadr[/color] a) ([color=BLUE]cadr[/color] b))))) ([color=BLUE]entdel[/color] ([color=BLUE]last[/color] b)) ) ) ) ([color=BLUE]princ[/color]))[color=GREEN];; Group By Function - Lee Mac[/color][color=GREEN];; Groups items considered equal by a given predicate function[/color]([color=BLUE]defun[/color] LM:GroupByFunction ( lst fun [color=BLUE]/[/color] tmp1 tmp2 x1 ) ([color=BLUE]if[/color] ([color=BLUE]setq[/color] x1 ([color=BLUE]car[/color] lst)) ([color=BLUE]progn[/color] ([color=BLUE]foreach[/color] x2 ([color=BLUE]cdr[/color] lst) ([color=BLUE]if[/color] (fun x1 x2) ([color=BLUE]setq[/color] tmp1 ([color=BLUE]cons[/color] x2 tmp1)) ([color=BLUE]setq[/color] tmp2 ([color=BLUE]cons[/color] x2 tmp2)) ) ) ([color=BLUE]cons[/color] ([color=BLUE]cons[/color] x1 ([color=BLUE]reverse[/color] tmp1)) (LM:GroupByFunction ([color=BLUE]reverse[/color] tmp2) fun)) ) ))([color=BLUE]princ[/color])
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