Answers for "js loop object array"

javascript loop through object array

var person={
 	first_name:"johnny",
  	last_name: "johnson",
	phone:"703-3424-1111"
};
for (var property in person) {
  	console.log(property,":",person[property]);
}

javascript object array iteration

let obj = {
  key1: "value1",
  key2: "value2",
  key3: "value3"
}

Object.keys(obj).forEach(key => {
  let value = obj[key];
  //use key and value here
});

javascript for loop array of objects

var array = ["e", 5, "cool", 100];

for (let i = 0; i < array.length; i++) {
	console.log(array[i]);
}

// This is a common method used to loop through elements in arrays.
// You can use this to change elements, read them, and edit them

iterate over array of objects javascript

// Check if any of the elements in an array pass a test

const people = [
    {name: 'John', age: 23}, 
    {name: 'Andrew', age: 3}, 
    {name: 'Peter', age: 8}, 
    {name: 'Hanna', age: 14}, 
    {name: 'Adam', age: 37}];

const anyAdult = people.some(person => person.age >= 18);
console.log(anyAdult); // true

iterate over array of object javascript and access the properties

for (let item of items) {
    console.log(item); // Will display contents of the object inside the array
}