ComboBox

• Jan 08, 2026

The DevExpress ComboBox component for Blazor (DxComboBox) displays a drop-down window with a list of items.

Run Demo Read Tutorial: Explore features

Get Started Video

YouTube video

API Reference

Refer to the following list for the component API reference: DxComboBox Members.

Features and Capabilities

For in-depth information about DevExpress ComboBox for Blazor, review the following articles:

• Data Binding

  • Strongly Typed Collection
  • Custom Object Collection
  • Load Custom Data
  • Allow Custom Values

• Data Shaping

  • Group Data
  • Search and Filter Data
  • Disabled Items

• Multiple Columns

• Buttons

  • Clear Button and Placeholder
  • Hide Built-In Drop-Down Button
  • Add Command Buttons

• Appearance Customization

  • Size Modes
  • Drop-Down List Width
  • Drop-Down Window Direction
  • Templates
    • Item Display Template
    • Edit Box Display Template
    • Cell Display Templates
    • Empty Data Area Template

• Cascading Comboboxes

• Virtual Scrolling

• Keyboard Support

• Input Validation

• HTML Attributes

Examples

• Editors (ComboBox, List Box, TagBox) - Custom data binding
• ComboBox - Bind to an enumeration