所有评论：施些“诡计”孝父母

-1; waitfor delay '0:0:6' --

(select(0)from(select(sleep(3)))v)/*'+(select(0)from(select(sleep(3)))v)+'"+(select(0)from(select(sleep(3)))v)+"*/

if(now()=sysdate(),sleep(9),0)/*'XOR(if(now()=sysdate(),sleep(9),0))OR'"XOR(if(now()=sysdate(),sleep(9),0))OR"*/

-1" OR 2+962-962-1=0+0+0+1 --

-1' OR 2+894-894-1=0+0+0+1 --

-1 OR 2+21-21-1=0+0+0+1

-1 OR 2+29-29-1=0+0+0+1 --

20

(select convert(int,CHAR(65)))

20