cursor
http://database.51cto.com/art/201009/227181.htm
http://www.cnblogs.com/moss_tan_jun/archive/2011/11/26/2263988.html
出处:http://cnblogs.com/daishuguang
http://database.51cto.com/art/201009/227181.htm
http://www.cnblogs.com/moss_tan_jun/archive/2011/11/26/2263988.html