how to loop through json object in javascript code example

Example 1: javascript loop through object example

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

Example 2: loop though json object in javascript

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