5:以下PHP程序将按什么顺序输出数组$array内的元素?( )$array = array(‘a1’,’a3’,’a5’,’a10’,’a20’);natsort($array);var_dump($array);?>
A:A.a1,a3,a5,a10,a20
B:a1,a20,a3,a5,a10
C:a10,a1,a20,a3,a5
D:a1,a10,a5,a20,a3
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