53 lines
1.0 KiB
PHP
53 lines
1.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace catcher;
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class Tree
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{
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protected static $pk = 'id';
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/**
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*
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* @author CatchAdmin
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* @time 2021年05月25日
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* @param array $items
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* @param int $pid
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* @param string $pidField
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* @param string $children
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* @return array
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*/
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public static function done(array $items, $pid = 0, $pidField = 'parent_id', $children = 'children'): array
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{
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$tree = [];
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foreach ($items as $item) {
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if ($item[$pidField] == $pid) {
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$child = self::done($items, $item[self::$pk], $pidField);
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if (count($child)) {
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$item[$children] = $child;
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}
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$tree[] = $item;
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}
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}
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return $tree;
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}
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/**
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* set pk field
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*
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* @author CatchAdmin
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* @time 2021年05月25日
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* @param string $pk
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* @return $this
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*/
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public static function setPk(string $pk): Tree
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{
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self::$pk = $pk;
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return new self;
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}
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}
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