How to parse JSON in the background in Flutter?

Posted by Prem Tiwari | Updated on

Want to parse JSON in the background in Flutter? By default, Dart apps do all of their work on a single thread. In many cases, this model simplifies coding and is fast enough that it does not result in poor app performance or stuttering animations, often called “jank.”

This example uses the following steps:

1. Add the http package.
2. Make a network request using the http package.
3. Convert the response into a list of photos.
4. Move this work to a separate isolate.

Here is the complete example:

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