//统计选定的行数: function GetMemoSelectLineCount:integer; var s,e:integer; begin with memo1 do begin s:=sendmessage(handle,EM_LINEFROMCHAR,selstart,0); e:=sendmessage(handle,EM_LINEFROMCHAR,selstart+selLength,0); end; result:=e-s; end; 如果没有问题,给分吧。此文章由 http://www.ositren.com 收集整理 ,地址为: http://www.ositren.com/htmls/68397.html