for i:=0 to Listview1.Items.Count-1 do
begin
ListView1.Items.Delete(i);
end;
会出错应该用
for i := Listview1.Items.Count - 1 downto 0 do
begin
ListView1.Items.Delete(i);
end;
begin
ListView1.Items.Delete(i);
end;
会出错应该用
for i := Listview1.Items.Count - 1 downto 0 do
begin
ListView1.Items.Delete(i);
end;
TreeView1.Items.Clear;
listview1.Items.Clear;
ListView1.Items.Clear
来清除所有节点。
可惜来晚了