traverse key value of object code example

Example 1: javascript for loop over dictionary

var dict = {'a': 1, 'b': 2, 'c' : 3}; 
for([key, val] of Object.entries(dic)) {
  console.log(key, val);
}

Example 2: iterate object js

for (let key in yourobject) {
   if (yourobject.hasOwnProperty(key)) {
      console.log(key, yourobject[key]);
   }
}