[{         "title": "parent",         "expanded": true,         "folder": true,         "id": "0",         "children": [           {             "title": "parent[0]",             "expanded": true,             "folder": true,             "id": "1",             "children": [               {"title": "Books",  "id": "2"},               {"title": "Kindle Books",  "id": "3"},               {"title": "Books For Study",  "id": "4"},               {"title": "Audiobooks",  "id":"5"}             ]           },           {             "title": "parent[1]", "id": "6", "folder": true, "children": [             {"title": "Music", "id": "7"},             {"title": "MP3 Downloads", "id": "8"},             {"title": "Musical Instruments & DJ", "id": "9"},             ]           }         ]       }]

想根据id来删除数组中的某一项，数组长度不确定，是嵌套的，知道用递归。。但是不会写，哪位能帮忙写下。。