Flutter ] delay주는 방법 두 가지

 

 

// example 1 
Future<bool> _getFutureBool() { 
	return Future.delayed(Duration(milliseconds: 500)) .then((onValue) => true); 
    }


 // example 2 
 print('1'); 
 Future.delayed(const Duration(milliseconds: 500), () { 
 	print('Hello, world'); 
 	});
 
 print('2');