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Backend API
$(() => {
$('#employees').dxTreeList({
dataSource: employees,
keyExpr: 'ID',
parentIdExpr: 'Head_ID',
columnAutoWidth: true,
showBorders: true,
columnFixing: {
enabled: true,
},
showRowLines: true,
autoExpandAll: true,
columns: [
{
caption: 'Employee',
fixed: true,
calculateCellValue(data) {
return [data.Title,
data.FirstName, data.LastName]
.join(' ');
},
},
{
dataField: 'Position',
alignment: 'right',
},
{
dataField: 'Address',
fixed: true,
fixedPosition: 'sticky'
},
'City',
'Zipcode',
'State',
{
dataField: 'Department',
fixed: true,
fixedPosition: 'right',
},
{
dataField: 'BirthDate',
dataType: 'date',
}, {
dataField: 'HireDate',
dataType: 'date',
},
'HomePhone',
'MobilePhone',
'Email',
'Skype',
],
});
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.2.7/css/dx.light.css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.1.2/jszip.min.js"></script>
<script src="js/dx.all.js"></script>
<script src="data.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="index.js"></script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="employees"></div>
</div>
</body>
</html>
#employees {
max-height: 440px;
}
const employees = [
{
ID: 1,
Head_ID: 0,
FirstName: 'John',
LastName: 'Heart',
Position: 'CEO',
BirthDate: '1964/03/16',
HireDate: '1995/01/15',
Title: 'Mr.',
Address: '351 S Hill St.',
City: 'Los Angeles',
State: 'California',
Zipcode: 90013,
Email: 'jheart@dx-email.com',
Skype: 'jheart_DX_skype',
HomePhone: '(213) 555-9208',
Department: 'Management',
MobilePhone: '(213) 555-9392'
},
{
ID: 2,
Head_ID: 1,
FirstName: 'Samantha',
LastName: 'Bright',
Position: 'COO',
BirthDate: '1966/05/02',
HireDate: '2004/05/24',
Title: 'Dr.',
Address: '5801 Wilshire Blvd.',
City: 'Los Angeles',
State: 'California',
Zipcode: 90036,
Email: 'samanthab@dx-email.com',
Skype: 'samanthab_DX_skype',
HomePhone: '2135550288',
Department: 'Management',
MobilePhone: '(213) 555-2858'
},
{
ID: 3,
Head_ID: 1,
FirstName: 'Arthur',
LastName: 'Miller',
Position: 'CTO',
BirthDate: '1972/07/11',
HireDate: '2007/12/18',
Title: 'Mr.',
Address: '3800 Homer St.',
City: 'Denver',
State: 'Colorado',
Zipcode: 90031,
Email: 'arthurm@dx-email.com',
Skype: 'arthurm_DX_skype',
HomePhone: '3105556542',
Department: 'Management',
MobilePhone: '3105558583'
},
{
ID: 4,
Head_ID: 1,
FirstName: 'Robert',
LastName: 'Reagan',
Position: 'CMO',
BirthDate: '1974/09/07',
HireDate: '2002/11/08',
Title: 'Mr.',
Address: '4 Westmoreland Pl.',
City: 'Bentonville',
State: 'Arkansas',
Zipcode: 91103,
Email: 'robertr@dx-email.com',
Skype: 'robertr_DX_skype',
HomePhone: '8185552438',
Department: 'Management',
MobilePhone: '8185552387'
},
{
ID: 5,
Head_ID: 1,
FirstName: 'Greta',
LastName: 'Sims',
Position: 'HR Manager',
BirthDate: '1977/11/22',
HireDate: '1998/04/23',
Title: 'Ms.',
Address: '1700 S Grandview Dr.',
City: 'Atlanta',
State: 'Georgia',
Zipcode: 91803,
Email: 'gretas@dx-email.com',
Skype: 'gretas_DX_skype',
HomePhone: '8185550976',
Department: 'Human Resources',
MobilePhone: '8185556546'
},
{
ID: 6,
Head_ID: 3,
FirstName: 'Brett',
LastName: 'Wade',
Position: 'IT Manager',
BirthDate: '1968/12/01',
HireDate: '2009/03/06',
Title: 'Mr.',
Address: '1120 Old Mill Rd.',
City: 'Reno',
State: 'Nevada',
Zipcode: 91108,
Email: 'brettw@dx-email.com',
Skype: 'brettw_DX_skype',
HomePhone: '6265555985',
Department: 'IT',
MobilePhone: '6265550358'
},
{
ID: 7,
Head_ID: 5,
FirstName: 'Sandra',
LastName: 'Johnson',
Position: 'Controller',
BirthDate: '1974/11/15',
HireDate: '2005/05/11',
Title: 'Mrs.',
Address: '4600 N Virginia Rd.',
City: 'Beaver',
State: 'Utah',
Zipcode: 90807,
Email: 'sandraj@dx-email.com',
Skype: 'sandraj_DX_skype',
HomePhone: '5625558272',
Department: 'Human Resources',
MobilePhone: '5625552082'
},
{
ID: 8,
Head_ID: 4,
FirstName: 'Edward',
LastName: 'Holmes',
Position: 'Sales Manager',
BirthDate: '1973/07/14',
HireDate: '2005/06/19',
Title: 'Dr.',
Address: '23200 Pacific Coast Hwy',
City: 'Malibu',
State: 'California',
Zipcode: 90265,
Email: 'edwardh@dx-email.com',
Skype: 'edwardh_DX_skype',
HomePhone: '3105556098',
Department: 'Sales',
MobilePhone: '3105551288'
},
{
ID: 9,
Head_ID: 3,
FirstName: 'Barbara',
LastName: 'Banks',
Position: 'Support Manager',
BirthDate: '1979/04/14',
HireDate: '2002/08/07',
Title: 'Mrs.',
Address: '17985 Pacific Coast Hwy',
City: 'Phoenix',
State: 'Arizona',
Zipcode: 90272,
Email: 'barbarab@dx-email.com',
Skype: 'barbarab_DX_skype',
HomePhone: '3105559792',
Department: 'Support',
MobilePhone: '3105553355'
},
{
ID: 10,
Head_ID: 2,
FirstName: 'Kevin',
LastName: 'Carter',
Position: 'Shipping Manager',
BirthDate: '1978/01/09',
HireDate: '2009/08/11',
Title: 'Mr.',
Address: '424 N Main St.',
City: 'San Diego',
State: 'California',
Zipcode: 90012,
Email: 'kevinc@dx-email.com',
Skype: 'kevinc_DX_skype',
HomePhone: '2135558038',
Department: 'Shipping',
MobilePhone: '2135552840'
},
{
ID: 11,
Head_ID: 5,
FirstName: 'Cynthia',
LastName: 'Stanwick',
Position: 'HR Assistant',
BirthDate: '1985/06/05',
HireDate: '2008/03/24',
Title: 'Ms.',
Address: '2211 Bonita Dr.',
City: 'Little Rock',
State: 'Arkansas',
Zipcode: 91208,
Email: 'cindys@dx-email.com',
Skype: 'cindys_DX_skype',
HomePhone: '8185550828',
Department: 'Human Resources',
MobilePhone: '8185556655'
},
{
ID: 12,
Head_ID: 8,
FirstName: 'Sam',
LastName: 'Hill',
Position: 'Sales Assistant',
BirthDate: '1984/02/17',
HireDate: '2012/02/01',
Title: 'Mr.',
Address: '645 Prospect Crescent',
City: 'Pasadena',
State: 'California',
Zipcode: 91103,
Email: 'sammyh@dx-email.com',
Skype: 'sammyh_DX_skype',
HomePhone: '6265543168',
Department: 'Sales',
MobilePhone: '6265557292'
},
{
ID: 13,
Head_ID: 10,
FirstName: 'David',
LastName: 'Jones',
Position: 'Shipping Assistant',
BirthDate: '1983/03/06',
HireDate: '2011/04/24',
Title: 'Mr.',
Address: '391 S Orange Grove Blvd.',
City: 'Pasadena',
State: 'California',
Zipcode: 91184,
Email: 'davidj@dx-email.com',
Skype: 'davidj_DX_skype',
HomePhone: '6265554422',
Department: 'Shipping',
MobilePhone: '6265550281'
},
{
ID: 14,
Head_ID: 10,
FirstName: 'Victor',
LastName: 'Norris',
Position: 'Shipping Assistant',
BirthDate: '1986/07/23',
HireDate: '2012/07/23',
Title: 'Mr.',
Address: '811 West 7th St.',
City: 'Little Rock',
State: 'Arkansas',
Zipcode: 90017,
Email: 'victorn@dx-email.com',
Skype: 'victorn_DX_skype',
HomePhone: '2135552827',
Department: 'Shipping',
MobilePhone: '2135559278'
},
{
ID: 15,
Head_ID: 10,
FirstName: 'Mary',
LastName: 'Stern',
Position: 'Shipping Assistant',
BirthDate: '1982/04/08',
HireDate: '2012/08/12',
Title: 'Ms.',
Address: '113 N Cedar St.',
City: 'Beaver',
State: 'Utah',
Zipcode: 91206,
Email: 'marys@dx-email.com',
Skype: 'marys_DX_skype',
HomePhone: '8185558375',
Department: 'Shipping',
MobilePhone: '8185557857'
},
{
ID: 16,
Head_ID: 10,
FirstName: 'Robin',
LastName: 'Cosworth',
Position: 'Shipping Assistant',
BirthDate: '1981/06/12',
HireDate: '2012/09/01',
Title: 'Mrs.',
Address: '501 N Main St.',
City: 'Los Angeles',
State: 'California',
Zipcode: 90012,
Email: 'robinc@dx-email.com',
Skype: 'robinc_DX_skype',
HomePhone: '8185559266',
Department: 'Shipping',
MobilePhone: '8185550942'
},
{
ID: 17,
Head_ID: 9,
FirstName: 'Kelly',
LastName: 'Rodriguez',
Position: 'Support Assistant',
BirthDate: '1988/05/11',
HireDate: '2012/10/13',
Title: 'Ms.',
Address: '1601 W Mountain St.',
City: 'Boise',
State: 'Idaho',
Zipcode: 91201,
Email: 'kellyr@dx-email.com',
Skype: 'kellyr_DX_skype',
HomePhone: '8185559792',
Department: 'Support',
MobilePhone: '8185559248'
},
{
ID: 18,
Head_ID: 9,
FirstName: 'James',
LastName: 'Anderson',
Position: 'Support Assistant',
BirthDate: '1987/01/29',
HireDate: '2012/10/18',
Title: 'Mr.',
Address: '4800 Hollywood Blvd',
City: 'Atlanta',
State: 'Georgia',
Zipcode: 90027,
Email: 'jamesa@dx-email.com',
Skype: 'jamesa_DX_skype',
HomePhone: '3235552087',
Department: 'Support',
MobilePhone: '3235554702'
},
{
ID: 19,
Head_ID: 9,
FirstName: 'Anthony',
LastName: 'Remmen',
Position: 'Support Assistant',
BirthDate: '1986/02/19',
HireDate: '2013/01/19',
Title: 'Mr.',
Address: '1542 S Beacon St',
City: 'Boise',
State: 'Idaho',
Zipcode: 90731,
Email: 'anthonyr@dx-email.com',
Skype: 'anthonyr_DX_skype',
HomePhone: '3105550009',
Department: 'Support',
MobilePhone: '3105556625'
},
{
ID: 20,
Head_ID: 8,
FirstName: 'Olivia',
LastName: 'Peyton',
Position: 'Sales Assistant',
BirthDate: '1981/06/03',
HireDate: '2012/05/14',
Title: 'Mrs.',
Address: '807 W Paseo Del Mar',
City: 'Atlanta',
State: 'Georgia',
Zipcode: 90731,
Email: 'oliviap@dx-email.com',
Skype: 'oliviap_DX_skype',
HomePhone: '3105558247',
Department: 'Sales',
MobilePhone: '3105552728'
},
{
ID: 21,
Head_ID: 6,
FirstName: 'Taylor',
LastName: 'Riley',
Position: 'Network Admin',
BirthDate: '1982/08/14',
HireDate: '2012/04/14',
Title: 'Mr.',
Address: '7776 Torreyson Dr',
City: 'San Jose',
State: 'California',
Zipcode: 90046,
Email: 'taylorr@dx-email.com',
Skype: 'taylorr_DX_skype',
HomePhone: '3105552134',
Department: 'IT',
MobilePhone: '3105557276'
},
{
ID: 22,
Head_ID: 6,
FirstName: 'Amelia',
LastName: 'Harper',
Position: 'Network Admin',
BirthDate: '1983/11/19',
HireDate: '2011/02/10',
Title: 'Mrs.',
Address: '527 W 7th St',
City: 'Los Angeles',
State: 'California',
Zipcode: 90014,
Email: 'ameliah@dx-email.com',
Skype: 'ameliah_DX_skype',
HomePhone: '2135553792',
Department: 'IT',
MobilePhone: '2135554276'
},
{
ID: 23,
Head_ID: 6,
FirstName: 'Walter',
LastName: 'Hobbs',
Position: 'Programmer',
BirthDate: '1984/12/24',
HireDate: '2011/02/17',
Title: 'Mr.',
Address: '10385 Shadow Oak Dr',
City: 'Chatsworth',
State: 'California',
Zipcode: 91311,
Email: 'wallyh@dx-email.com',
Skype: 'wallyh_DX_skype',
HomePhone: '8185552478',
Department: 'IT',
MobilePhone: '8185558872'
},
{
ID: 24,
Head_ID: 6,
FirstName: 'Bradley',
LastName: 'Jameson',
Position: 'Programmer',
BirthDate: '1988/10/12',
HireDate: '2011/03/02',
Title: 'Mr.',
Address: '1100 Pico St',
City: 'San Fernando',
State: 'California',
Zipcode: 91340,
Email: 'bradleyj@dx-email.com',
Skype: 'bradleyj_DX_skype',
HomePhone: '8185559098',
Department: 'IT',
MobilePhone: '8185554646'
},
{
ID: 25,
Head_ID: 6,
FirstName: 'Karen',
LastName: 'Goodson',
Position: 'Programmer',
BirthDate: '1987/04/26',
HireDate: '2011/03/14',
Title: 'Miss',
Address: '309 Monterey Rd',
City: 'South Pasadena',
State: 'California',
Zipcode: 91030,
Email: 'kareng@dx-email.com',
Skype: 'kareng_DX_skype',
HomePhone: '6265550822',
Department: 'IT',
MobilePhone: '6265550908'
},
{
ID: 26,
Head_ID: 5,
FirstName: 'Marcus',
LastName: 'Orbison',
Position: 'Travel Coordinator',
BirthDate: '1982/03/02',
HireDate: '2005/05/19',
Title: 'Mr.',
Address: '501 N Main St',
City: 'Los Angeles',
State: 'California',
Zipcode: 90012,
Email: 'marcuso@dx-email.com',
Skype: 'marcuso_DX_skype',
HomePhone: '2135552608',
Department: 'Human Resources',
MobilePhone: '2135557098'
},
{
ID: 27,
Head_ID: 5,
FirstName: 'Sandra',
LastName: 'Bright',
Position: 'Benefits Coordinator',
BirthDate: '1983/09/11',
HireDate: '2005/06/04',
Title: 'Ms.',
Address: '7570 McGroarty Ter',
City: 'Denver',
State: 'Colorado',
Zipcode: 91042,
Email: 'sandrab@dx-email.com',
Skype: 'sandrab_DX_skype',
HomePhone: '8185555072',
Department: 'Human Resources',
MobilePhone: '8185550524'
},
{
ID: 28,
Head_ID: 6,
FirstName: 'Morgan',
LastName: 'Kennedy',
Position: 'Graphic Designer',
BirthDate: '1984/07/17',
HireDate: '2012/01/11',
Title: 'Mrs.',
Address: '11222 Dilling St',
City: 'San Fernando Valley',
State: 'California',
Zipcode: 91604,
Email: 'morgank@dx-email.com',
Skype: 'morgank_DX_skype',
HomePhone: '8185553973',
Department: 'IT',
MobilePhone: '8185558238'
},
{
ID: 29,
Head_ID: 28,
FirstName: 'Violet',
LastName: 'Bailey',
Position: 'Jr Graphic Designer',
BirthDate: '1985/06/10',
HireDate: '2012/01/19',
Title: 'Ms.',
Address: '1418 Descanso Dr',
City: 'La Canada',
State: 'California',
Zipcode: 91011,
Email: 'violetb@dx-email.com',
Skype: 'violetb_DX_skype',
HomePhone: '8185553085',
Department: 'IT',
MobilePhone: '8185552478'
},
{
ID: 30,
Head_ID: 5,
FirstName: 'Kent',
LastName: 'Samuelson',
Position: 'Ombudsman',
BirthDate: '1972/09/11',
HireDate: '2009/04/22',
Title: 'Dr.',
Address: '12100 Mora Dr',
City: 'St. Louis',
State: 'Missouri',
Zipcode: 90670,
Email: 'kents@dx-email.com',
Skype: 'kents_DX_skype',
HomePhone: '5625559248',
Department: 'Human Resources',
MobilePhone: '5625559282'
}
];