给一个简单的源代码，你自己测试后可以修改编辑让它更符合你的要求：(princ n程序：统计线段长度 命令：test)(defun C:TEST (/ CURVE TLEN SS N SUMLEN) (vl-load-com) (setq SUMLEN 0) (setq SS (ssget (0 . CIRCLE,ELLIPSE,LINE,*POLYLINE,SPLINE,ARC) (setq N 0) (repeat (sslength SS) (setq CURVE (vlax-ename-vla-object (ssname SS N) (setq TLEN (vlax-curve-getdistatparam CURVE (vlax-curve-getendparam CURVE) (setq SUMLEN (+ SUMLEN TLEN) (setq N (1+ N) ) (princ (strcat n共选择 (itoa (sslength SS) 条线段. 线段总长:
