Question

How to add all elements of one map to another map in Dart

Answer 1

void main() {
    var map1 = {'dart': 13, 'c': 89, 'c++': 10};
    var map2 = {'java': 16, 'python': 37};
    
    map1.addAll(map2);
    
    print(map1);
}
  
  
  
  
  
/*
run:
  
{dart: 13, c: 89, c++: 10, java: 16, python: 37}
  
*/

 

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Answer 2

void main() {
    var map1 = {'dart': 13, 'c': 89, 'c++': 10};
    var map2 = {'java': 16, 'python': 37};
     
    var entries = map2.entries;

    map1.addEntries(entries);
     
    print(map1);
}
   
   
   
   
   
/*
run:
   
{dart: 13, c: 89, c++: 10, java: 16, python: 37}
   
*/

 

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