var tree = [{
"PositionGuid": "f5af03a9-968c-46b1-8b5d-17d8a64be22d",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "0010d1d6-2fc1-471c-a82a-3ddb5248de2b",
"DevName": "AXIS编码器",
"Parent": "eee8aba0-d642-4e17-89d6-19951e10e042",
"DevLevel": 2,
"Children": [{
"PositionGuid": "b849c03f-7cdd-4ebf-bf12-109da72f867e",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "11",
"DevName": "配电柜",
"Parent": "f5af03a9-968c-46b1-8b5d-17d8a64be22d",
"DevLevel": 3,
"Children": [{
"PositionGuid": "ef8da101-a2c9-4d94-b109-4381dc7bf753",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "12",
"DevName": "配电箱",
"Parent": "b849c03f-7cdd-4ebf-bf12-109da72f867e",
"DevLevel": 4,
"Children": [{
"PositionGuid": "f6cfbb8e-97d6-4424-9abd-3d1c85c53bd3",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "123",
"DevName": "气象站",
"Parent": "ef8da101-a2c9-4d94-b109-4381dc7bf753",
"DevLevel": 5,
"Children": []
}]
}]
}, {
"PositionGuid": "c85a24f4-0f7e-47e2-bfb6-f3f761eb3e55",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "0010d1d6-2fc1-471c-a82a-3ddb5248de2c",
"DevName": "UPS电源",
"Parent": "f5af03a9-968c-46b1-8b5d-17d8a64be22d",
"DevLevel": 3,
"Children": [{
"PositionGuid": "5caa3051-3e7b-4063-80e5-34612f00d1f5",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "0010d1d6-2fc1-471c-a82a-3ddb5248de2e",
"DevName": "安防摄像机",
"Parent": "c85a24f4-0f7e-47e2-bfb6-f3f761eb3e55",
"DevLevel": 4,
"Children": [{
"PositionGuid": "db81bf26-f15a-48ca-a12a-8a954299b637",
"TemplateGuid": "e5d53c43-a77b-419d-8b49-4d32deff14fd",
"DevNameID": "1",
"DevName": "安防线缆",
"Parent": "5caa3051-3e7b-4063-80e5-34612f00d1f5",
"DevLevel": 5,
"Children": []
}]
}]
}]
}];
//先定好修改的key
var key = ‘children‘
//arr 接受的json
function parseJson(arr) {
arr = arr.slice()
function toParse(arr) {
console.log(arr,‘====‘);
arr.forEach(function (item) {
if (item.Children && Array.isArray(item.Children)) {
item[key] = item.Children
toParse(item[key])
}
delete item.Children
})
return arr
}
return toParse(arr)
}
console.log(parseJson(tree))
无限级修改JSON里边的key
原文：https://www.cnblogs.com/wgy0528/p/11206655.html
