什么？经常开发后台管理系统？需要生成左侧的菜单或者对一些数据进行分类？每次新项目都要从老项目里去复制对应的 代码？然后再微调？不不不，hierarchy-builder(层级关系生成器)可以让你更轻松的生成想要的数据结构。
hierarchy-builder 是一个php实现的非递归高性能的用于将二维数组转换为无限极分类、树状结构数组的生成器
- 快速安装
- 灵活高效
composer require ajiho/hierarchy-builder$data = [
['id' => 8, 'name' => '白云区', 'pid' => 6],
['id' => 2, 'name' => '广东省', 'pid' => 1],
['id' => 1, 'name' => '**', 'pid' => 0],
['id' => 9, 'name' => '美国', 'pid' => 0],
['id' => 6, 'name' => '广州市', 'pid' => 2],
['id' => 7, 'name' => '海珠区', 'pid' => 6],
['id' => 4, 'name' => '龙岗区', 'pid' => 3],
['id' => 10, 'name' => '加利福尼亚州', 'pid' => 9],
['id' => 5, 'name' => '南山区', 'pid' => 3],
['id' => 11, 'name' => '洛杉矶市', 'pid' => 10],
['id' => 3, 'name' => '深圳市', 'pid' => 2],
];
$builder = (new HierarchyBuilder($data));
//或者
$builder = HierarchyBuilder::create($data);
//如果您的关系字段默认不是id和pid
$builder->setIdField('id');
$builder->setPidField('pid');
//也可以指定生成的层级关系字段和表示子集的字段
$builder->setLevelField('level');
$builder->setSonField('children');
$results = $builder->getCateList($pid = 0, $level = 0);
$results = $builder->getTreeList($pid = 0);
$results = $builder->getParents($id, $pid = 0, $include_self = true)
//链式调用
$results = HierarchyBuilder::create($data)->setIdField('id')->setPidField('pid')->getCateList();$results = HierarchyBuilder::create($data)->getCateList();
//结果如下
$results = [
['id' => 1, 'name' => '**', 'pid' => 0, 'level' => 0],
['id' => 2, 'name' => '广东省', 'pid' => 1, 'level' => 1],
['id' => 6, 'name' => '广州市', 'pid' => 2, 'level' => 2],
['id' => 8, 'name' => '白云区', 'pid' => 6, 'level' => 3],
['id' => 7, 'name' => '海珠区', 'pid' => 6, 'level' => 3],
['id' => 3, 'name' => '深圳市', 'pid' => 2, 'level' => 2],
['id' => 4, 'name' => '龙岗区', 'pid' => 3, 'level' => 3],
['id' => 5, 'name' => '南山区', 'pid' => 3, 'level' => 3],
['id' => 9, 'name' => '美国', 'pid' => 0, 'level' => 0],
['id' => 10, 'name' => '加利福尼亚州', 'pid' => 9, 'level' => 1],
['id' => 11, 'name' => '洛杉矶市', 'pid' => 10, 'level' => 2],
];
// 获取id为2下面所有的子集分类列表
$results2 = HierarchyBuilder::create($data)->getCateList(2);
//结果如下
$results2 = [
['id' => 6, 'name' => '广州市', 'pid' => 2, 'level' => 0],
['id' => 8, 'name' => '白云区', 'pid' => 6, 'level' => 1],
['id' => 7, 'name' => '海珠区', 'pid' => 6, 'level' => 2],
['id' => 3, 'name' => '深圳市', 'pid' => 2, 'level' => 0],
['id' => 4, 'name' => '龙岗区', 'pid' => 3, 'level' => 1],
['id' => 5, 'name' => '南山区', 'pid' => 3, 'level' => 2],
];
// 设定level的层级从1开始自增
$results3 = HierarchyBuilder::create($data)->getCateList(6,1);
//结果如下
$results3 = [
['id' => 8, 'name' => '白云区', 'pid' => 6, 'level' => 1],
['id' => 7, 'name' => '海珠区', 'pid' => 6, 'level' => 1],
];$results = HierarchyBuilder::create($data)->getTreeList();
//结果如下
$results = [
['id' => 1,
'name' => '**',
'pid' => 0,
'children' => [
[
'id' => 2,
'name' => '广东省',
'pid' => 1,
'children' => [
[
'id' => 6,
'name' => '广州市',
'pid' => 2,
'children' => [
[
'id' => 8,
'name' => '白云区',
'pid' => 6,
'children' => []
],
[
'id' => 7,
'name' => '海珠区',
'pid' => 6,
'children' => []
],
]
],
[
'id' => 3,
'name' => '深圳市',
'pid' => 2,
'children' => [
[
'id' => 4,
'name' => '龙岗区',
'pid' => 3,
'children' => []
],
[
'id' => 5,
'name' => '南山区',
'pid' => 3,
'children' => []
],
]
],
]
],
]
],
['id' => 9,
'name' => '美国',
'pid' => 0,
'children' => [
[
'id' => 10,
'name' => '加利福尼亚州',
'pid' => 9,
'children' => [
[
'id' => 11,
'name' => '洛杉矶市',
'pid' => 10,
'children' => []
],
]
],
]
],
];
//更改子节点的字段为son
$results2 = HierarchyBuilder::create($data)->setSonField('son')->getTreeList();
//结果如下
$results2 = [
['id' => 1,
'name' => '**',
'pid' => 0,
'son' => [
[
'id' => 2,
'name' => '广东省',
'pid' => 1,
'son' => [
[
'id' => 6,
'name' => '广州市',
'pid' => 2,
'son' => [
[
'id' => 8,
'name' => '白云区',
'pid' => 6,
'son' => []
],
[
'id' => 7,
'name' => '海珠区',
'pid' => 6,
'son' => []
],
]
],
[
'id' => 3,
'name' => '深圳市',
'pid' => 2,
'son' => [
[
'id' => 4,
'name' => '龙岗区',
'pid' => 3,
'son' => []
],
[
'id' => 5,
'name' => '南山区',
'pid' => 3,
'son' => []
],
]
],
]
],
]
],
['id' => 9,
'name' => '美国',
'pid' => 0,
'son' => [
[
'id' => 10,
'name' => '加利福尼亚州',
'pid' => 9,
'son' => [
[
'id' => 11,
'name' => '洛杉矶市',
'pid' => 10,
'son' => []
],
]
],
]
]
];$results = HierarchyBuilder::create($data)->getParents(8);
//结果如下
$results = [
['id' => 8, 'name' => '白云区', 'pid' => 6]
['id' => 6, 'name' => '广州市', 'pid' => 2],
['id' => 2, 'name' => '广东省', 'pid' => 1],
['id' => 1, 'name' => '**', 'pid' => 0],
];
//搜索到pid为1停止
$results2 = HierarchyBuilder::create($data)->getParents(8,1);
//结果如下
$results2 = [
['id' => 8, 'name' => '白云区', 'pid' => 6]
['id' => 6, 'name' => '广州市', 'pid' => 2],
['id' => 2, 'name' => '广东省', 'pid' => 1]
];
//搜索结果不包含当前传入的id节点本身
$results3 = HierarchyBuilder::create($data)->getParents(8,1,false);
//结果如下
$results3 = [
['id' => 6, 'name' => '广州市', 'pid' => 2],
['id' => 2, 'name' => '广东省', 'pid' => 1]
];
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent