jquery addChildren code example
Example 1: jquery add div element
$('#someParent').append('<div>I am new here</div>');
Example 2: for each append to document
var person = {
firstName: "john",
lastName: "doe",
age: 45,
placeOfBirth: "somewhere"
}
for(var key in person) {
var p = document.createElement("p");
p.innerHTML = person[key];
document.body.appendChild(p)
}