S study2003 Unregistered / Unconfirmed GUEST, unregistred user! 2002-08-31 #1 firstletter in [a..z] 这样不行啊! 如果是‘陈’,如何提取第一个字母,谢谢
S study2003 Unregistered / Unconfirmed GUEST, unregistred user! 2002-08-31 #3 string firstletter; firstletter:=copy(lowercase(singersname),1,1); if not(firstletter in ['a'..'z']) then firstletter=''; 报错说类型不对,该怎么改
string firstletter; firstletter:=copy(lowercase(singersname),1,1); if not(firstletter in ['a'..'z']) then firstletter=''; 报错说类型不对,该怎么改