select* from article where artcleid='$id' 下面哪种变量SQL能执行。？
A\1'and1=2unionselect*fromuserwhereuserid=1/*B\1'and1=2unionselect*fromuserwhereuseri...
A\ 1' and 1=2 union select * from user where userid = 1 /*
B\ 1' and 1=2 union select * from user where userid = 1
c\ /*1 and 1=2 union select * from user where used=1/* 展开
B\ 1' and 1=2 union select * from user where userid = 1
c\ /*1 and 1=2 union select * from user where used=1/* 展开
展开全部
B
结合起来就是：
select* from article where artcleid='\1' and 1=2 union select * from user where userid = 1
结合起来就是：
select* from article where artcleid='\1' and 1=2 union select * from user where userid = 1
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