示例
javascript"><!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
const lists=[{
"name":'刘邦',
"id":'1',
"relation":''
},{
"name":'李渊',
"id":'2',
"relation":''
},{
"name":'福临',
"id":'3',
'relation':''
},{
"name":'玄烨',
"id":'4',
'relation':'3'
},{
"name":'刘盈',
"id":'5',
'relation':'1'
},{
"name":'李世民',
"id":'5',
'relation':'2'
},,{
"name":'刘肥',
"id":'5',
'relation':'1'
}]
function recursion(list, rootValue) {
var arr = []
list && list.forEach(item => {
if (item.relation === rootValue) {
arr.push(item)
const child = recursion(list, item.id)
if (child.length) {
item.children = child
}
}
})
return arr
}
console.log(recursion(lists,''));
</script>
</body>
</html>
打印结果
