BuyLog In
DevExtreme
All docs
V 19.1
24.2
The page you are viewing does not exist in version 24.2.
24.1
The page you are viewing does not exist in version 24.1.
23.2
The page you are viewing does not exist in version 23.2.
23.1
The page you are viewing does not exist in version 23.1.
22.2
The page you are viewing does not exist in version 22.2.
22.1
The page you are viewing does not exist in version 22.1.
21.2
The page you are viewing does not exist in version 21.2.
21.1
The page you are viewing does not exist in version 21.1.
20.2
The page you are viewing does not exist in version 20.2.
20.1
The page you are viewing does not exist in version 20.1.
19.2
The page you are viewing does not exist in version 19.2.
19.1
18.2
The page you are viewing does not exist in version 18.2.
18.1
The page you are viewing does not exist in version 18.1.
17.2
The page you are viewing does not exist in version 17.2.
All docs
V19.1

General Information

.NET Subscription

What's Included
DevExpress Installation
DevExpress Code Examples

Common Tools

Project Converter
Assembly Deployment Tool
Localization Service

Quality Assurance and Productivity

CodeRush for Visual Studio (FREE)
TestCafe Studio

Desktop

Controls

WinForms
WPF
VCL
WinUI

Tools

WinForms Skin Editor
WPF Theme Designer
WPF Theme Editor (Legacy)
Coded UI Test Extension

Frameworks and Libraries

XAF - Cross-Platform .NET App UI
XPO - .NET ORM Library (FREE)
XPO Profiler
Core Libraries
Drawing Graphics Library
.NET App Security & Web API Service (FREE)

Web

Controls and Extensions

ASP.NET Web Forms Controls
ASP.NET MVC Extensions
ASP.NET Core Controls
ASP.NET Bootstrap Controls
DevExtreme
DevExtreme ASP.NET MVC Controls
Blazor Components

Tools

ASP.NET Theme Builder
ASP.NET Theme Deployer

Maintenance Mode

ASP.NET Core Bootstrap Controls

Mobile

Xamarin UI Controls (FREE)
.NET MAUI (FREE)

Enterprise and Analytic Tools

Reporting
Report and Dashboard Server
BI Dashboard
Office File API

End-User Documentation

Interface Elements for Desktop
Interface Elements for Web
Dashboard for Desktop
Dashboard for Web
24.2
The page you are viewing does not exist in version 24.2.
24.1
The page you are viewing does not exist in version 24.1.
23.2
The page you are viewing does not exist in version 23.2.
23.1
The page you are viewing does not exist in version 23.1.
22.2
The page you are viewing does not exist in version 22.2.
22.1
The page you are viewing does not exist in version 22.1.
21.2
The page you are viewing does not exist in version 21.2.
21.1
The page you are viewing does not exist in version 21.1.
20.2
The page you are viewing does not exist in version 20.2.
20.1
The page you are viewing does not exist in version 20.1.
19.2
The page you are viewing does not exist in version 19.2.
19.1
18.2
The page you are viewing does not exist in version 18.2.
18.1
The page you are viewing does not exist in version 18.1.
17.2
The page you are viewing does not exist in version 17.2.
Full-text search
API Reference
UI Widgets
Accordion
ActionSheet
Autocomplete
BarGauge
Box
Bullet
Button
ButtonGroup
Calendar
Chart
CheckBox
CircularGauge
ColorBox
ContextMenu
DataGrid
DateBox
DeferRendering
DiagramCTP
Drawer
DropDownBox
DropDownButton
FileManagerCTP
Configuration
Methods
Events
File Providers
Ajax
Array
OneDrive
Web API
Configuration
dateModifiedExpr
endpointUrl
hasSubDirectoriesExpr
isDirectoryExpr
nameExpr
sizeExpr
thumbnailExpr
FileUploader
FilterBuilder
Form
Funnel
Gallery
HtmlEditorCTP
LinearGauge
List
LoadIndicator
LoadPanel
Lookup
Map
Menu
MultiView
NavBar
NumberBox
PieChart
PivotGrid
PivotGridFieldChooser
PolarChart
Popover
Popup
ProgressBar
RadioGroup
RangeSelector
RangeSlider
Resizable
ResponsiveBox
Sankey
Scheduler
ScrollView
SelectBox
SlideOut
SlideOutView
Slider
Sparkline
SpeedDialAction
Switch
TabPanel
Tabs
TagBox
TextArea
TextBox
TileView
Toast
Toolbar
Tooltip
TreeList
TreeMap
TreeView
ValidationGroup
ValidationSummary
Validator
VectorMap
Markup Components
UI Events
CSS Classes
Data Layer
Types
Utilities
Getting Started
Angular
React
Vue
ASP.NET MVC 5
ASP.NET Core
Widgets
Data Binding
Common Features

General Information

.NET Subscription

What's Included
DevExpress Installation
DevExpress Code Examples

Common Tools

Project Converter
Assembly Deployment Tool
Localization Service

Quality Assurance and Productivity

CodeRush for Visual Studio (FREE)
TestCafe Studio

Desktop

Controls

WinForms
WPF
VCL
WinUI

Tools

WinForms Skin Editor
WPF Theme Designer
WPF Theme Editor (Legacy)
Coded UI Test Extension

Frameworks and Libraries

XAF - Cross-Platform .NET App UI
XPO - .NET ORM Library (FREE)
XPO Profiler
Core Libraries
Drawing Graphics Library
.NET App Security & Web API Service (FREE)

Web

Controls and Extensions

ASP.NET Web Forms Controls
ASP.NET MVC Extensions
ASP.NET Core Controls
ASP.NET Bootstrap Controls
DevExtreme
DevExtreme ASP.NET MVC Controls
Blazor Components

Tools

ASP.NET Theme Builder
ASP.NET Theme Deployer

Maintenance Mode

ASP.NET Core Bootstrap Controls

Mobile

Xamarin UI Controls (FREE)
.NET MAUI (FREE)

Enterprise and Analytic Tools

Reporting
Report and Dashboard Server
BI Dashboard
Office File API

End-User Documentation

Interface Elements for Desktop
Interface Elements for Web
Dashboard for Desktop
Dashboard for Web
A newer version of this page is available. Switch to the current version.

JavaScript/jQuery FileManager - Web API.Configuration

This section describes options that configure the Web API file provider.

dateModifiedExpr

Specifies which data field provides timestamps that indicate when a file was last modified.

Type:

String

|

Function

endpointUrl

Specifies the URL of an endpoint used to access and modify a file system located on the server.

Type:

String

hasSubDirectoriesExpr

Specifies which data field provides information about whether a directory has subdirectories.

Type:

String

|

Function

isDirectoryExpr

Specifies which data field provides information about whether a file system item is a directory.

Type:

String

|

Function

nameExpr

Specifies which data field provides file and directory names.

Type:

String

|

Function

sizeExpr

Specifies which data field provides file sizes.

Type:

String

|

Function

thumbnailExpr

Specifies which data field provides icons to be used as thumbnails.

Type:

String

|

Function

The data field can contain one of the following: