loop over keys and values javascript 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: loop dictionary with key and value javascript

const object = {'a': 1, 'b': 2, 'c' : 3};
for (const [key, value] of Object.entries(object)) {
  console.log(key, value);
}

Example 3: how to get value and key in a for of loop in js

const test = {a: 1, b: 2, c: 3};

for (const [key, value] of Object.entries(test)) {
  console.log(key, value);
}

Example 4: loop over keys in object javascript

Object.keys(obj).forEach(function(key) {
  console.log(key, obj[key]);
});