net9.0-ios17.2 
namespace AVFoundation
{
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    [SupportedOSPlatform("maccatalyst")]
    [SupportedOSPlatform("ios")]
    [SupportedOSPlatform("macos")]
    [SupportedOSPlatform("tvos")]
    public static class AVMetadataIdentifiers
    {
        public static class QuickTime
        {
            [Field("AVMetadataIdentifierQuickTimeUserDataWriter", "AVFoundation")]
            public static NSString! UserDataWriter { get; }
        }
    }
}
.NET 6.07.08.09.0
Information specific to net9.0
Platforms This API is only available when you target a specific platform:
iOS 10.010.110.210.311.011.111.211.311.412.012.112.212.312.413.013.113.213.313.413.513.614.014.114.214.314.414.515.015.215.416.016.116.216.417.017.2
Mac Catalyst 13.113.213.313.413.514.214.314.414.515.015.215.416.116.216.417.017.2
macOS 10.1410.1510.1611.011.111.211.312.012.112.313.013.113.314.014.2
tvOS 10.010.110.211.011.111.211.311.412.012.112.212.312.413.013.213.313.414.014.214.314.414.515.015.215.416.016.116.417.017.2
Information specific to net9.0-ios17.2
Assembly

Microsoft.iOS , Version=17.2.0.0, PublicKeyToken=84e04ff9cfb79065

Referencing

The API is automatically referenced.

Platform Restrictions

The property getter is only supported on the following platforms:

  • iOS
  • Mac Catalyst
  • macOS
  • tvOS
  • Built-in API
  • Package-provided API