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Applies to

net10.0, net10.0-tvos26.0, net10.0-maccatalyst26.0, net10.0-browserwasm1.0, net10.0-desktop1.0, net10.0-android36.0, net10.0-ios26.0, net10.0-windows10.0.19041, net10.0-macos26.0, net9.0, net9.0-windows10.0.19041, net9.0-browserwasm1.0, net9.0-desktop1.0, net8.0, net8.0-windows10.0.19041, net8.0-ios17.5, net8.0-maccatalyst17.5, net8.0-macos14.2, net8.0-macos14.5, net8.0-tvos17.2, netstandard2.1, net481, net462

public static IObservable<IBitmap> LoadImageWithFallback(this IBlobCache blobCache, string key, byte[] fallbackImageBytes, float? desiredWidth = null, float? desiredHeight = null)

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Summary: Load an image with automatic fallback to a default image if loading fails.

Parameters

NameTypeDescription
blobCache[IBlobCache](#The blob cache to load the image from.
keystringThe key to look up in the cache.
fallbackImageBytesbyte[]Default image bytes to use if loading fails.
desiredWidth = nullfloat?Optional desired width.
desiredHeight = nullfloat?Optional desired height.

Returns: IObservable -- The loaded image or the fallback image.