Equatable flutter bloc

“compare two arrays in flutter” Code Answer’s

The most obvious way to compare two objects is of course the == operator . This will in fact check for equality. To check if two objects are the same instance, we should use identical() .

Metadata. A Dart package that helps to implement value based equality without needing to explicitly override == and hashCode.

In Bloc , we have to extend Equatable to States and Events classes to use this functionality . This helps us when it comes to stream as we need to decide state updation based on it. LoginState will not make duplicate calls and will not going to rebuild the widget if the same state occurs.10 Haz 2021

Dart supports == for equality and identical (a, b) for identity. Dart no longer supports the === syntax. Use == for equality when you want to check if too objects are “equal”. You can implement the == method in your class to define what equality means.

Equatable class allows us to compare two object for equality .12 Eki 2020