兄弟们，求诊断根据选择的文字显示的字高重新调整字高
(defun C:TH (/ p l n e os as ns st s nsl osl sl si chf chm cont)(setq chm 0 p (ssget)) ; Select objects
(if p (progn ; If any objects selected
(setq cont t)
(while cont
(setq osl (strlen (setq os (getstring "\n原字符串: " t))))
(if (= osl 0)
(princ "Null input invalid")
(setq cont nil)
)
)
(setq nsl (strlen (setq ns (getstring "\n新字符串: " t))))
(setq l 0 n (sslength p))
(while (< l n) ; For each selected object...
(if (OR (= "MTEXT" ; Look for TEXT entity type (group 0)
(cdr (assoc 0 (setq e (entget (ssname p l))))))
(= "TEXT" ; Look for TEXT entity type (group 0)
(cdr (assoc 0 (setq e (entget (ssname p l)))))))
(progn
(setq chf nil si 1)
(setq s (cdr (setq as (assoc 1 e))))
(while (= osl (setq sl (strlen
(setq st (substr s si osl)))))
(if (= st os)
(progn
(setq s (strcat (substr s 1 (1- si)) ns
(substr s (+ si osl))))
(setq chf t) ; Found old string
(setq si (+ si nsl))
)
(setq si (1+ si))
)
)
(if chf (progn ; Substitute new string for old
(setq e (subst (cons 1 s) as e))
(entmod e) ; Modify the TEXT entity
(setq chm (1+ chm))
))
)
)
(setq l (1+ l))
)
))
(princ "修改了 ") ; Print total lines changed
(princ chm)
(princ " 行文字.")
(terpri)
)
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