小编use*_*841的帖子

这就是我 print_r 我的数组时得到的结果。它是一个多维数组，包含以下值。

    [7] => Array
    (
        [0] => 1
        [1] => 34
        [2] => 181
        [3] => 50
    )



    [9] => Array
    (
        [0] => 1
        [1] => 2
        [2] => 1
        [3] => 47
    )

   [2] => Array
    (
        [0] => 20
        [1] => 0
        [2] => 1621
        [3] => 45
    )
   [3] => Array
    (
        [0] => 120
        [1] => 0
        [2] => 121
        [3] => 45
    )

我想删除键 [1] 等于 0 的所有条目。完成修改后，我的最终数组应该像这样

    [7] => Array
    ( …