Dart Programming - Map.forEach() Function

Applies the specified function on every Map entry. In other words, forEach enables iterating through the Maps entries.

Syntax

Map.forEach(void f(K key, V value));

Parameters

• f(K key, V value) − Applies f to each key-value pair of the map.

  Calling f must not add or remove keys from the map

Return Type − void.

Example

void main() { 
   var usrMap = {"name": "Tom", 'Email': 'tom@xyz.com'}; 
   usrMap.forEach((k,v) => print('${k}: ${v}')); 
} 

It will produce the following output −

name: Tom 
Email: tom@xyz.com