dart for in loop

for (int i = 0; i < 3; i++) {
	print(i);
}

void main() { 
   var num = 5; 
   var factorial = 1; 
   
   for( var i = num ; i >= 1; i-- ) { 
      factorial *= i ; 
   } 
   print(factorial); 
}

 var usrMap = {"name": "Tom", 'Email': '[email protected]'}; 
   usrMap.forEach((k,v) => print('${k}: ${v}')); 

void main() { 
   var obj = [12,13,14]; 
   
   for (var prop in obj) { 
      print(prop); 
   } 
}