how to get json value in javascript code example

Example 1: how get a json object from an api in javascript

let url = 'https://example.com';

fetch(url)
.then(res => res.json())
.then((out) => {
  console.log('Checkout this JSON! ', out);
})
.catch(err => { throw err });

Example 2: 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");
  }
}

Example 3: json object

var myObj, x;
myObj = {"name":"John", "age":30, "car":null};
x = myObj.name;
document.getElementById("demo").innerHTML = x;