在Excel 2010中，若在单元格A1中输入函数“=MID("RUANKAO"，l，4)”，按回车键后, 则A1单元格中的值为（49).

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29736' and id < 2415840 and id<>'2415840' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29736' and id > 2415840 and id<>'2415840' order by id asc limit 5