如何过滤数组并删除所有空元素。我需要从数组中删除空元素,包括数组中的数组。
从那个数组:
$array = [
'ip' => '127.0.0.1',
'user_agent' => 'dkdkdk',
'_id' => 'fjjfjf',
'user' => [
'longName' => '',
'shortName' => '',
'username' => [
'a' => 'b',
'c' => ''
]
],
'dsd' => [
'zz' => [
'dd' => [
'ff' => ''
]
]
]
],
'dsddd' => '',
'vcv' => null,
'aavx' => 0
];
我想得到:
$array = [
'ip' => '127.0.0.1',
'user_agent' => 'dkdkdk',
'_id' => 'fjjfjf',
'user' => [
'username' => [
'a' => 'b',
]
],
'aavx' => 0
];
我尝试使用 array_filter 但它只删除不删除数组键
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