例如,
Array(
[0] => Array
(
[0] => hello
[1] => open
)
[1] => Array
(
[0] => good
[1] => center
)
[2] => Array
(
[0] => hello
[1] => close
)
)
我想删除操作后键值为1的元素:
Array(
[0] => Array
(
[0] => hello
[1] => open
)
[2] => Array
(
[0] => hello
[1] => close
)
)
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