3. initState() This is the first method called when the widget is created (after the class constructor, of course.) initState is called once and only once.
Read moreHow many times initState is called?
initState is called only once for every widget . didChangeDependencies may be called multiple times per widget lifecycle in my case it was called when the keyboard appears/disappears. initState() Called when a new Widget is inserted into the tree.
Read moreIs context available in initState?
The initstate() is called before the state loads its dependencies. And for that reason no context is available .
Read moreWhy does StatefulWidget need to be immutable?
StatefulWidgets are separated into 2 classes because one part is entirely immutable . Widget subclass cannot store any mutable field. We are not in React where “Components” are mutable and the instance stays the same for the whole life of the component.
Read moreWhen should Super initState be called?
super. initState() should always be the first line in your initState method . From docs: initState(): If you override this, make sure your method starts with a call to super.
Read moreWhat is super initState in Flutter?
Credit to @Remi, initState() is a method which is called once when the stateful widget is inserted in the widget tree . We generally override this method if we need to do some sort of initialisation work like registering a listener because, unlike build() , this method is called once.12 Eyl 2018
Read moreWhat does initState () do in Flutter?
InitState() is used to subscribe to the object . Overriding of initState() method performs initialization which depends on the location at which this object was inserted into the tree (like context) or on the widget used to configure this object (or widget).
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