javascript foreach object property code example

Example 1: loop over keys in object javascript

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

Example 2: foreach object js

const object1 = {
  a: 'somestring',
  b: 42
};
for (let [key, value] of Object.entries(object1)) {
  console.log(`${key}: ${value}`);
}
// expected output:
// "a: somestring"
// "b: 42"
// order is not guaranteed

Example 3: javascript loop through object

var p = {
    "p1": "value1",
    "p2": "value2",
    "p3": "value3"
};

for (var key in p) {
    if (p.hasOwnProperty(key)) {
        console.log(key + " -> " + p[key]);
    }
}

Example 4: javascript iterate object

const obj = { 0: 'a', 1: 'b', 2: 'c' };
console.log(Object.entries(obj)); // => [ ['0', 'a'], ['1', 'b'], ['2', 'c'] ]

Object.entries(obj).forEach((key, value) => {
  console.log(key + ' ' + value);
});

Example 5: javascript loop through object

var person = {"name":"bob", age:45};

for (var property in person) {
   console.log(person[property]);
}