Lazy initialization is now part of dart from the release 2.12 . Simply add late modifier to the variable declaration. late MyClass obj = MyClass(); And this object will be initialized only when it is first used.
Read moreWhat is late variable in Flutter?
the late modifier is part of the new null-safety by dart it’s used to tell the compiler to treat this variable as non-nullable and will be initialized later without it the compiler will treat the variable as nullable and give error.
Read moreHow do you avoid late initialization in Flutter?
How to Solve Error? Remember: You have to assign something to the late variable before using it . Here, we have created a nullable variable, which is assigned to the Text() widget, When you use Text(name!) null check operator instead shown like above, you may get “Null check operator used on a null value” Error.
Read moreHow do you check variable value in Flutter?
To check the type of a variable in Flutter and Dart, you can use the runtimeType property .
Read moreHow do you check variable value in Flutter?
To check the type of a variable in Flutter and Dart, you can use the runtimeType property .
Read moreWhat is late variable Flutter?
late modifier can be used while declaring a non-nullable variable that’s initialized after its declaration . Declaration of variables that will be initialize later is done using late modifier.
Read moreWhat is late variable Flutter?
late modifier can be used while declaring a non-nullable variable that’s initialized after its declaration . Declaration of variables that will be initialize later is done using late modifier.
Read more