ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Core Namespace / BrowseProjectFilter Class / FileExtension Property

FileExtension Property
Gets or sets the FileExtension property of the Browse
Syntax
public string FileExtension {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.5 or higher.
See Also