(defun hdsz(txt / zfb a )
(setq zfb (vl-string->list txt))
(foreach x zfb (setq a (mapcar'(lambda(x) (if (and (>= x 45) (<= x 58)) (setq a x)(setq a nil))) zfb)))
(foreach x a (setq a (vl-remove nil a)))
(setq a (distof (vl-list->string a) 2))
)
感觉他的好复杂,自己写了一个