I ili Unregistered / Unconfirmed GUEST, unregistred user! 2001-11-02 #1 怎么读取一个字符串的某几位,如s:string s='abcde' 要读取'bc'怎么做?
杜 杜宝 Unregistered / Unconfirmed GUEST, unregistred user! 2001-11-02 #2 var t:String; t:=Copy(t,2,2); //从第二个开始取,取二个