Advertisements. A variable is “a named space in the memory” that stores values . In other words, it acts a container for values in a program. Variable names are called identifiers.
Read moreWhat does late in flutter mean?
late to field means that the field will be initialized when you use it for the first time .
Read moreWhat is final class in flutter?
“final” means single-assignment : a final variable or field must have an initializer. Once assigned a value, a final variable’s value cannot be changed. final modifies variables. “const” has a meaning that’s a bit more complex and subtle in Dart.
Read moreWhat is dart lazy?
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 use late keyword in darts?
Use the late keyword to initialize a variable when it is first read, rather than when it’s created . It’s common to use late in combination with final , to defer the creation of read-only variables to when they are first read.
Read moreWhat does late do in Flutter?
late to field means that the field will be initialized when you use it for the first time .
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