Answers for "javascript how to elements to json"

object to json javascript

var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);

key value json javascript

var jsonArray = '{"required":1, "minlength":2}'
var jsonParsedArray = JSON.parse(jsonArray);
for (key in jsonParsedArray) {
  if (jsonParsedArray.hasOwnProperty(key)) {
      console.log("%c "+key + " = " + jsonParsedArray[key],"color:cyan");
  }
}