数组转换为多维数组"/>
PHP 一维数组转换为多维数组
PHP 把一维数组转换为多维数组
PHP 把一维数组的键值转化为多维数组的键名
- 原始数组
$arr = ['aa','bb','cc','vv'];
- 结果数组
$data['aa']['bb']['cc']['vv'] = 999;
- ㊙️ 神秘算法 ㊙️
function tree ($arr,$result){$tree = [];$tmp = &$tree;foreach ($arr as $key) {$tmp[$key] = [];$tmp = &$tmp[$key];}$tmp = $result;return $tree;
}$data = [];
$arr = ['aa','bb','cc','vv'];
$data = array_merge_recursive($data,tree($arr,'999'));
- 返回结果
array(1) {["aa"]=>array(1) {["bb"]=>array(1) {["cc"]=>array(1) {["vv"]=>string(3) "999"}}}
}
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PHP 一维数组转换为多维数组
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