php 无限分门别类 树形数据 格式化
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2022-04-07 13:20:32
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php 无限分类 树形数据 格式化
?
1, 'pid' => 0, 'name' => '一级11' ),
array('id' => 11, 'pid' => 0, 'name' => '一级12' ),
array('id' => 2, 'pid' => 1, 'name' => '二级21' ),
array('id' => 10, 'pid' => 11, 'name' => '二级22' ),
array('id' => 3, 'pid' => 1, 'name' => '二级23' ),
array('id' => 12, 'pid' => 11, 'name' => '二级24' ),
array('id' => 9, 'pid' => 1, 'name' => '二级25' ),
array('id' => 14, 'pid' => 1, 'name' => '二级26' ),
array('id' => 4, 'pid' => 9, 'name' => '三级31' ),
array('id' => 6, 'pid' => 9, 'name' => '三级32' ),
array('id' => 7, 'pid' => 4, 'name' => '四级41' ),
array('id' => 8, 'pid' => 4, 'name' => '四级42' ),
array('id' => 5, 'pid' => 4, 'name' => '四级43' ),
array('id' => 13, 'pid' => 4, 'name' => '四级44' ),
array('id' => 15, 'pid' => 8, 'name' => '五级51' ),
array('id' => 16, 'pid' => 8, 'name' => '五级52' ),
array('id' => 17, 'pid' => 8, 'name' => '五级53' ),
array('id' => 18, 'pid' => 16, 'name' => '六级64' ),
);
$time1 = microtime(true);
var_dump(genTree($items1));
$time2 = microtime(true);
echo "function 时间1：".($time2-$time1);
?>
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