Question

How to get the sum of all values in a map with JavaScript

Answer 1

const mp = new Map([
  ['javascript', 4],
  ['nodejs', 9],
  ['typescript', 2],
  ['c++', 7],
]);
  
let sum = 0;

mp.forEach(value => {
  	sum += value;
});

console.log(sum); 
     
     
     
     
/*
run:
     
22
     
*/

 

70+ SQL courses for beginners and professionals