singleton classes in dart example
class Singleton {
static Singleton _instance;
Singleton._internal();
static Singleton getInstance() {
if (_instance == null) {
_instance = Singleton._internal();
}
return _instance;
}
}singleton classes in dart example
class Singleton {
static Singleton _instance;
Singleton._internal() {
_instance = this;
}
factory Singleton() => _instance ?? Singleton._internal();
}Copyright © 2021 Codeinu
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