Question: What Is SDWebImage In IOS?

How do I download asynchronous images in Swift?

Architecting Asynchronous Image Download and Caching in SwiftGiven the image URL, download the image from that URL.Download should happen in the background, and thus should not block the main thread.It may simultaneously be used by different parts of app.It should be thread safe.Should be configurable from outside.It should cache images.Apr 26, 2020.

What is SDWebImage?

SDWebImage – Asynchronous image downloader with cache support as a UIImageView category.

How do I cache an image in Swift?

Use a Dictionary as an image cacheUsing a Dictionary where the key is a String and the value will be a UIImage .Creating a new instance of UIImage and assigning it to testKey on the Dictionary .Dec 21, 2019

What is Nscache in IOS?

A mutable collection you use to temporarily store transient key-value pairs that are subject to eviction when resources are low.

How do I use SDWebImage?

If you use cocoapods, add pod ‘SDWebImage/GIF’ to your podfile. To use it, simply make sure you use FLAnimatedImageView instead of UIImageView . Note: there is a backwards compatible feature, so if you are still trying to load a GIF into a UIImageView , it will only show the 1st frame as a static image.

How do I use SDWebImage in Swift 4?

Click File -> Swift Packages -> Add Package Dependency , enter SDWebImage repo’s URL. Or you can login Xcode with your GitHub account and just type SDWebImage to search.