关于array_reverse()函数,阅读下面的程序,选择正确的输出结果( )。 $input = array(1,2, array(3, 4)); print_r(array_reverse($input));
A.
Array ( [0] => 2 [1] => 1 [2] => Array ( [0] => 4 [1] => 3 ) )
B.
Array ( [2] => 1 [1] => 2 [0] => Array ( [0] => 3 [1] => 4 ) )
C.
Array ( [0] => Array ( [0] => 4 [1] => 3 ) [1] => 2 [2] => 1 )
D.
Array ( [0] => Array ( [0] => 3 [1] => 4 ) [1] => 2 [2] => 1 )