这个问题在这里已有答案：
我被困在这里我有以下数据。我想要做的是循环到数组并找到具有相同project_id的ite然后获取其日期并仅将它们存储到一个数组对象中。我只能将它们添加到一个数组中，但我遇到的问题是我还从不同的project_id获取其他日期。 :(
let tasks_data = [
{
'id': 10376401,
'name': 'closed',
'notes': null,
'start_date': '2017-12-23',
'end_date': '2018-01-07',
'start_time': null,
'end_time': null,
'color': '#f99bd0',
'color_id': 5,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-13T00:58:16.577+00:00',
'updated_at': '2017-11-13T00:58:16.577+00:00',
'deleted_at': null
},
{
'id': 10758760,
'name': 'water pump has failed and does not turn on at all',
'notes': null,
'start_date': '2017-12-19',
'end_date': '2017-12-19',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 1,
'done': true,
'user_id': 961775,
'project_id': 1520222,
'project': {
'id': 1520222,
'name': 'DODSON - SO12994',
'color': '#ddb79b',
'color_id': 13,
'client': null,
'created_at': '2017-12-17T22:25:56.513+00:00',
'updated_at': '2017-12-17T22:25:56.513+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-17T22:25:56.681+00:00',
'updated_at': '2017-12-17T22:36:24.348+00:00',
'deleted_at': null
},
{
'id': 10759508,
'name': 'TEST TASK',
'notes': null,
'start_date': '2017-12-21',
'end_date': '2017-12-21',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-18T02:38:17.344+00:00',
'updated_at': '2017-12-18T02:38:17.344+00:00',
'deleted_at': null
},
{
'id': 10438867,
'name': 'Lance',
'notes': null,
'start_date': '2018-01-13',
'end_date': '2018-01-13',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:11:50.478+00:00',
'updated_at': '2017-11-17T03:13:04.655+00:00',
'deleted_at': null
},
{
'id': 10438887,
'name': '',
'notes': null,
'start_date': '2018-02-24',
'end_date': '2018-02-24',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:00.467+00:00',
'updated_at': '2017-11-17T03:16:00.467+00:00',
'deleted_at': null
},
{
'id': 10438871,
'name': 'Brock',
'notes': null,
'start_date': '2018-01-20',
'end_date': '2018-01-20',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:12:44.998+00:00',
'updated_at': '2017-11-17T03:13:16.430+00:00',
'deleted_at': null
},
{
'id': 10438868,
'name': 'Sue',
'notes': null,
'start_date': '2017-12-16',
'end_date': '2017-12-16',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:11:54.090+00:00',
'updated_at': '2017-11-17T03:11:57.094+00:00',
'deleted_at': null
},
{
'id': 10438878,
'name': '',
'notes': null,
'start_date': '2018-02-03',
'end_date': '2018-02-03',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:04.071+00:00',
'updated_at': '2017-11-17T03:15:04.071+00:00',
'deleted_at': null
},
{
'id': 10438883,
'name': '',
'notes': null,
'start_date': '2018-02-17',
'end_date': '2018-02-17',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:48.055+00:00',
'updated_at': '2017-11-17T03:15:48.055+00:00',
'deleted_at': null
},
{
'id': 10438881,
'name': '',
'notes': null,
'start_date': '2018-02-10',
'end_date': '2018-02-10',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:40.142+00:00',
'updated_at': '2017-11-17T03:15:40.142+00:00',
'deleted_at': null
},
{
'id': 10438875,
'name': 'Sue',
'notes': null,
'start_date': '2018-01-27',
'end_date': '2018-01-27',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:14:11.903+00:00',
'updated_at': '2017-11-17T03:14:50.363+00:00',
'deleted_at': null
},
{
'id': 10438892,
'name': '',
'notes': null,
'start_date': '2018-03-10',
'end_date': '2018-03-10',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:19.459+00:00',
'updated_at': '2017-11-17T03:16:19.459+00:00',
'deleted_at': null
},
{
'id': 10438889,
'name': '',
'notes': null,
'start_date': '2018-03-03',
'end_date': '2018-03-03',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:10.400+00:00',
'updated_at': '2017-11-17T03:16:10.400+00:00',
'deleted_at': null
},
{
'id': 10791020,
'name': 'having issues with jobs we done',
'notes': null,
'start_date': '2017-12-21',
'end_date': '2017-12-21',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 2,
'done': false,
'user_id': 961775,
'project_id': 1522095,
'project': {
'id': 1522095,
'name': 'Linsket - SO13017',
'color': '#caeddf',
'color_id': 34,
'client': null,
'created_at': '2017-12-19T22:47:11.753+00:00',
'updated_at': '2017-12-19T22:47:11.753+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-19T22:47:11.926+00:00',
'updated_at': '2017-12-19T22:47:11.926+00:00',
'deleted_at': null
},
{
'id': 10563125,
'name': 'Engineer Inspection',
'notes': null,
'start_date': '2017-12-20',
'end_date': '2017-12-20',
'start_time': null,
'end_time': null,
'color': '#a58eed',
'color_id': 2,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1508140,
'project': {
'id': 1508140,
'name': 'BLACK - SO12858',
'color': '#8b992c',
'color_id': 21,
'client': null,
'created_at': '2017-11-29T02:12:42.852+00:00',
'updated_at': '2017-11-29T02:12:42.852+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-29T02:15:20.116+00:00',
'updated_at': '2017-11-29T02:15:20.116+00:00',
'deleted_at': null
},
{
'id': 10641501,
'name': 'closing at 12:00',
'notes': null,
'start_date': '2017-12-15',
'end_date': '2017-12-15',
'start_time': null,
'end_time': null,
'color': '#9ee8fa',
'color_id': 17,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-06T00:54:27.293+00:00',
'updated_at': '2017-12-06T00:54:29.518+00:00',
'deleted_at': null
},
{
'id': 10701968,
'name': 'HEIGHTS TRAINING WORKSHOP ALL DAY',
'notes': null,
'start_date': '2018-01-17',
'end_date': '2018-01-17',
'start_time': null,
'end_time': null,
'color': '#e5c972',
'color_id': 37,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-12T06:39:48.777+00:00',
'updated_at': '2017-12-12T06:39:48.777+00:00',
'deleted_at': null
},
{
'id': 10701956,
'name': 'Ray booked for Gas cert AM',
'notes': null,
'start_date': '2017-12-13',
'end_date': '2017-12-13',
'start_time': null,
'end_time': null,
'color': '#cdcdcd',
'color_id': 35,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-12T06:38:32.737+00:00',
'updated_at': '2017-12-12T06:38:32.737+00:00',
'deleted_at': null
},
{
'id': 10715410,
'name': 'air con repair. Showing error code e5. Air command ibis. 7 yr old.',
'notes': null,
'start_date': '2018-01-16',
'end_date': '2018-01-16',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 1,
'done': false,
'user_id': 961775,
'project_id': 1517289,
'project': {
'id': 1517289,
'name': 'EASTON - SO12969',
'color': '#dedede',
'color_id': 40,
'client': null,
'created_at': '2017-12-13T02:21:12.493+00:00',
'updated_at': '2017-12-13T02:21:12.493+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-13T02:21:12.677+00:00',
'updated_at': '2017-12-13T04:06:32.797+00:00',
'deleted_at': null
}
]
/*
let tasks_data = [
{
'id': 10376401,
'name': 'closed',
'notes': null,
'start_date': '2017-12-23',
'end_date': '2018-01-07',
'start_time': null,
'end_time': null,
'color': '#f99bd0',
'color_id': 5,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-13T00:58:16.577+00:00',
'updated_at': '2017-11-13T00:58:16.577+00:00',
'deleted_at': null
},
{
"id": 10438883,
"name": "",
"notes": null,
"start_date": "2018-02-17",
"end_date": "2018-02-17",
"start_time": null,
"end_time": null,
"color": "#ccaf53",
"color_id": 36,
"estimated_hours": 0,
"done": false,
"user_id": 961775,
"project_id": 1501267,
"project": {
"id": 1501267,
"name": "sue",
"color": "#ccaf53",
"color_id": 36,
"client": null,
"created_at": "2017-11-17T03:14:11.459+00:00",
"updated_at": "2017-11-17T03:14:11.459+00:00"
},
"folder_id": null,
"weight": 0,
"created_at": "2017-11-17T03:15:48.055+00:00",
"updated_at": "2017-11-17T03:15:48.055+00:00",
"deleted_at": null
},
{
"id": 10438875,
"name": "Sue",
"notes": null,
"start_date": "2018-01-27",
"end_date": "2018-01-27",
"start_time": null,
"end_time": null,
"color": "#ccaf53",
"color_id": 36,
"estimated_hours": 0,
"done": false,
"user_id": 961775,
"project_id": 1501267,
"project": {
"id": 1501267,
"name": "sue",
"color": "#ccaf53",
"color_id": 36,
"client": null,
"created_at": "2017-11-17T03:14:11.459+00:00",
"updated_at": "2017-11-17T03:14:11.459+00:00"
},
"folder_id": null,
"weight": 0,
"created_at": "2017-11-17T03:14:11.903+00:00",
"updated_at": "2017-11-17T03:14:50.363+00:00",
"deleted_at": null
},
{
"id": 10438892,
"name": "",
"notes": null,
"start_date": "2018-03-10",
"end_date": "2018-03-10",
"start_time": null,
"end_time": null,
"color": "#ccaf53",
"color_id": 36,
"estimated_hours": 0,
"done": false,
"user_id": 961775,
"project_id": 1501267,
"project": {
"id": 1501267,
"name": "sue",
"color": "#ccaf53",
"color_id": 36,
"client": null,
"created_at": "2017-11-17T03:14:11.459+00:00",
"updated_at": "2017-11-17T03:14:11.459+00:00"
},
"folder_id": null,
"weight": 0,
"created_at": "2017-11-17T03:16:19.459+00:00",
"updated_at": "2017-11-17T03:16:19.459+00:00",
"deleted_at": null
}
]
*/
/*
let tasks_data = [
{
'id': 10376401,
'name': 'closed',
'notes': null,
'start_date': '2017-12-23',
'end_date': '2018-01-07',
'start_time': null,
'end_time': null,
'color': '#f99bd0',
'color_id': 5,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-13T00:58:16.577+00:00',
'updated_at': '2017-11-13T00:58:16.577+00:00',
'deleted_at': null
},
{
'id': 10438883,
'name': '',
'notes': null,
'start_date': '2018-02-17',
'end_date': '2018-02-17',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:48.055+00:00',
'updated_at': '2017-11-17T03:15:48.055+00:00',
'deleted_at': null
},
{
'id': 10438875,
'name': 'Sue',
'notes': null,
'start_date': '2018-01-27',
'end_date': '2018-01-27',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:14:11.903+00:00',
'updated_at': '2017-11-17T03:14:50.363+00:00',
'deleted_at': null
}
]
*/
var start_dates = new Array()
var end_dates = new Array()
var result = tasks_data.reduce(function (acc, item) {
var task = acc.find(function (accItem) {
return accItem.project_id === item.project_id
})
if (task && !Array.isArray(task.schedule)) {
task.schedule = [task.schedule].concat({
project_id: item.project_id,
start_date: item.start_date,
end_date: item.end_date,
daily_estimate: item.estimated_hours,
})
task.start_dates.push(item.start_date)
task.end_dates.push(item.end_date)
task.next_start_dates.push(item.start_date)
} else if (task && Array.isArray(task.schedule)) {
task.schedule.push({
project_id: item.project_id,
start_date: item.start_date,
end_date: item.end_date,
daily_estimate: item.estimated_hours,
})
task.start_dates.push(item.start_date)
task.end_dates.push(item.end_date)
task.next_start_dates.push(item.start_date)
} else {
acc.push({
project_id: item.project_id, //(item.project_id === null) ? 'Missing_project_id' : item.project_id,
schedule: [{
project_id: item.project_id, //(item.project_id === null) ? 'Missing_project_id' : item.project_id,
start_date: item.start_date,
end_date: item.end_date,
daily_estimate: item.estimated_hours,
}],
start_dates: [item.start_date],
end_dates: [item.end_date],
next_start_dates: [item.start_date],
})
}
return acc
}, [])
//console.log(result)
var final_result = tasksv2(result)
console.log(final_result)
function tasksv2 (data) {
for (var i = 0; i < data.length; i++) {
data[i].earliest = getEarliest(data[i].start_dates)
data[i].latest = getLatest(data[i].end_dates)
data[i].next_start = getNextStart(data[i].start_dates, data[i].earliest)
}
return data
}
function getUniqueDatesOnly (a) {
return Array.from(new Set(a))
}
function getEarliest (array_dates) {
return array_dates.reduce(function (pre, cur) {
return Date.parse(pre) > Date.parse(cur) ? cur : pre
})
}
function getLatest (array_dates) {
return array_dates.reduce(function (pre, cur) {
return Date.parse(pre) < Date.parse(cur) ? cur : pre
})
}
function getNextStart (array_dates, earliest_index) {
var index = array_dates.indexOf(earliest_index)
// if array_dates has only 1 value dont splice
if (array_dates.length === 1) {
return array_dates[0];
}
if (index !== -1) {
array_dates.splice(index, 1)
return array_dates.reduce(function (pre, cur) {
return Date.parse(pre) > Date.parse(cur) ? cur : pre
})
} else {
return 0
}
}<body>
<h1>Hello, World!</h1>
<p>Welcome to <strong>Foo</strong>.</p>
</body>我想要的输出：
[
{
'project_id': 1501267,
'schedule': [
{
start_data: '2018-02-17', end_data: '2018-02-17', daily_estimate: 0
},
{
start_data: '2018-01-27', end_data: '2018-01-27', daily_estimate: 0
}
]
},
{
'project_id': null,
'schedule': [
{
start_data: "2017-12-23", end_data: "2018-01-07", daily_estimate: 0
}
]
}
]
这是完整的解决方案。我用Array.prototype.reduce()来组合阵列。
let tasks_data = [{
'id': 10376401,
'name': 'closed',
'notes': null,
'start_date': '2017-12-23',
'end_date': '2018-01-07',
'start_time': null,
'end_time': null,
'color': '#f99bd0',
'color_id': 5,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-13T00:58:16.577+00:00',
'updated_at': '2017-11-13T00:58:16.577+00:00',
'deleted_at': null
},
{
'id': 10758760,
'name': 'water pump has failed and does not turn on at all',
'notes': null,
'start_date': '2017-12-19',
'end_date': '2017-12-19',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 1,
'done': true,
'user_id': 961775,
'project_id': 1520222,
'project': {
'id': 1520222,
'name': 'DODSON - SO12994',
'color': '#ddb79b',
'color_id': 13,
'client': null,
'created_at': '2017-12-17T22:25:56.513+00:00',
'updated_at': '2017-12-17T22:25:56.513+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-17T22:25:56.681+00:00',
'updated_at': '2017-12-17T22:36:24.348+00:00',
'deleted_at': null
},
{
'id': 10759508,
'name': 'TEST TASK',
'notes': null,
'start_date': '2017-12-21',
'end_date': '2017-12-21',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-18T02:38:17.344+00:00',
'updated_at': '2017-12-18T02:38:17.344+00:00',
'deleted_at': null
},
{
'id': 10438867,
'name': 'Lance',
'notes': null,
'start_date': '2018-01-13',
'end_date': '2018-01-13',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:11:50.478+00:00',
'updated_at': '2017-11-17T03:13:04.655+00:00',
'deleted_at': null
},
{
'id': 10438887,
'name': '',
'notes': null,
'start_date': '2018-02-24',
'end_date': '2018-02-24',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:00.467+00:00',
'updated_at': '2017-11-17T03:16:00.467+00:00',
'deleted_at': null
},
{
'id': 10438871,
'name': 'Brock',
'notes': null,
'start_date': '2018-01-20',
'end_date': '2018-01-20',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:12:44.998+00:00',
'updated_at': '2017-11-17T03:13:16.430+00:00',
'deleted_at': null
},
{
'id': 10438868,
'name': 'Sue',
'notes': null,
'start_date': '2017-12-16',
'end_date': '2017-12-16',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:11:54.090+00:00',
'updated_at': '2017-11-17T03:11:57.094+00:00',
'deleted_at': null
},
{
'id': 10438878,
'name': '',
'notes': null,
'start_date': '2018-02-03',
'end_date': '2018-02-03',
'start_time': null,
'end_time': null,
'color': '#b83535',
'color_id': 6,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501266,
'project': {
'id': 1501266,
'name': 'Lance',
'color': '#b83535',
'color_id': 6,
'client': null,
'created_at': '2017-11-17T03:13:04.198+00:00',
'updated_at': '2017-11-17T03:13:04.198+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:04.071+00:00',
'updated_at': '2017-11-17T03:15:04.071+00:00',
'deleted_at': null
},
{
'id': 10438883,
'name': '',
'notes': null,
'start_date': '2018-02-17',
'end_date': '2018-02-17',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:48.055+00:00',
'updated_at': '2017-11-17T03:15:48.055+00:00',
'deleted_at': null
},
{
'id': 10438881,
'name': '',
'notes': null,
'start_date': '2018-02-10',
'end_date': '2018-02-10',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:15:40.142+00:00',
'updated_at': '2017-11-17T03:15:40.142+00:00',
'deleted_at': null
},
{
'id': 10438875,
'name': 'Sue',
'notes': null,
'start_date': '2018-01-27',
'end_date': '2018-01-27',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:14:11.903+00:00',
'updated_at': '2017-11-17T03:14:50.363+00:00',
'deleted_at': null
},
{
'id': 10438892,
'name': '',
'notes': null,
'start_date': '2018-03-10',
'end_date': '2018-03-10',
'start_time': null,
'end_time': null,
'color': '#ccaf53',
'color_id': 36,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501267,
'project': {
'id': 1501267,
'name': 'sue',
'color': '#ccaf53',
'color_id': 36,
'client': null,
'created_at': '2017-11-17T03:14:11.459+00:00',
'updated_at': '2017-11-17T03:14:11.459+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:19.459+00:00',
'updated_at': '2017-11-17T03:16:19.459+00:00',
'deleted_at': null
},
{
'id': 10438889,
'name': '',
'notes': null,
'start_date': '2018-03-03',
'end_date': '2018-03-03',
'start_time': null,
'end_time': null,
'color': '#519db0',
'color_id': 16,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1501265,
'project': {
'id': 1501265,
'name': 'Brock',
'color': '#519db0',
'color_id': 16,
'client': null,
'created_at': '2017-11-17T03:12:40.052+00:00',
'updated_at': '2017-11-17T03:12:40.052+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-17T03:16:10.400+00:00',
'updated_at': '2017-11-17T03:16:10.400+00:00',
'deleted_at': null
},
{
'id': 10791020,
'name': 'having issues with jobs we done',
'notes': null,
'start_date': '2017-12-21',
'end_date': '2017-12-21',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 2,
'done': false,
'user_id': 961775,
'project_id': 1522095,
'project': {
'id': 1522095,
'name': 'Linsket - SO13017',
'color': '#caeddf',
'color_id': 34,
'client': null,
'created_at': '2017-12-19T22:47:11.753+00:00',
'updated_at': '2017-12-19T22:47:11.753+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-19T22:47:11.926+00:00',
'updated_at': '2017-12-19T22:47:11.926+00:00',
'deleted_at': null
},
{
'id': 10563125,
'name': 'Engineer Inspection',
'notes': null,
'start_date': '2017-12-20',
'end_date': '2017-12-20',
'start_time': null,
'end_time': null,
'color': '#a58eed',
'color_id': 2,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': 1508140,
'project': {
'id': 1508140,
'name': 'BLACK - SO12858',
'color': '#8b992c',
'color_id': 21,
'client': null,
'created_at': '2017-11-29T02:12:42.852+00:00',
'updated_at': '2017-11-29T02:12:42.852+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-11-29T02:15:20.116+00:00',
'updated_at': '2017-11-29T02:15:20.116+00:00',
'deleted_at': null
},
{
'id': 10641501,
'name': 'closing at 12:00',
'notes': null,
'start_date': '2017-12-15',
'end_date': '2017-12-15',
'start_time': null,
'end_time': null,
'color': '#9ee8fa',
'color_id': 17,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-06T00:54:27.293+00:00',
'updated_at': '2017-12-06T00:54:29.518+00:00',
'deleted_at': null
},
{
'id': 10701968,
'name': 'HEIGHTS TRAINING WORKSHOP ALL DAY',
'notes': null,
'start_date': '2018-01-17',
'end_date': '2018-01-17',
'start_time': null,
'end_time': null,
'color': '#e5c972',
'color_id': 37,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-12T06:39:48.777+00:00',
'updated_at': '2017-12-12T06:39:48.777+00:00',
'deleted_at': null
},
{
'id': 10701956,
'name': 'Ray booked for Gas cert AM',
'notes': null,
'start_date': '2017-12-13',
'end_date': '2017-12-13',
'start_time': null,
'end_time': null,
'color': '#cdcdcd',
'color_id': 35,
'estimated_hours': 0,
'done': false,
'user_id': 961775,
'project_id': null,
'project': null,
'folder_id': null,
'weight': 0,
'created_at': '2017-12-12T06:38:32.737+00:00',
'updated_at': '2017-12-12T06:38:32.737+00:00',
'deleted_at': null
},
{
'id': 10715410,
'name': 'air con repair. Showing error code e5. Air command ibis. 7 yr old.',
'notes': null,
'start_date': '2018-01-16',
'end_date': '2018-01-16',
'start_time': null,
'end_time': null,
'color': '#8b992c',
'color_id': 21,
'estimated_hours': 1,
'done': false,
'user_id': 961775,
'project_id': 1517289,
'project': {
'id': 1517289,
'name': 'EASTON - SO12969',
'color': '#dedede',
'color_id': 40,
'client': null,
'created_at': '2017-12-13T02:21:12.493+00:00',
'updated_at': '2017-12-13T02:21:12.493+00:00'
},
'folder_id': null,
'weight': 0,
'created_at': '2017-12-13T02:21:12.677+00:00',
'updated_at': '2017-12-13T04:06:32.797+00:00',
'deleted_at': null
}
]
var result = tasks_data.reduce(function(acc, item) {
var task = acc.find(function(accItem) {
return accItem.project_id == item.project_id
});
if (task) {
task.start_dates.push(item.start_date);
} else {
acc.push({
project_id: item.project_id,
start_dates: [item.start_date]
})
}
return acc;
}, []);
console.log(result);要在数组中查找某个项目，请使用array.find
var searchingFor = 10438883;
var foundItem = tasks_data.find(function (el) {
return el.id == searchingFor;
});
// do stuff with foundItem
console.log(foundItem.start_date);