- import 'dart:io'; 
- import 'dart:mirrors';  
-   
- void main() { 
-     Map a = { 
-         '6' : 6, 
-     }; 
-     var b = { 
-         '6' : 6, 
-     }; 
- 	print(reflect(a).type.reflectedType.toString()); 
- 	print(reflect(b).type.reflectedType.toString()); 
- } 
-   
- //https://pt.stackoverflow.com/q/433813/101 
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