string to json node js code example
Example 1: javascript parse json
var jsonPerson = '{"first_name":"billy", "age":23}';
var personObject = JSON.parse(jsonPerson); //parse json string into JS object
Example 2: json parse returns object
var str = '[{"UserName":"xxx","Rolename":"yyy"}]'; // your response in a string
var parsed = JSON.parse(str); // an *array* that contains the user
var user = parsed[0]; // a simple user
console.log(user.UserName); // you'll get xxx
console.log(user.Rolename); // you'll get yyy
Example 3: js string to json
var obj = JSON.parse("{no:'u',my:'sql'}");//returnes {no:'u',my:'sql'}
Example 4: json parse
<!DOCTYPE html>
<html>
<body>
<h2>Convert a string into a date object.</h2>
<p id="demo"></p>
<script>
var text = '{"name":"John", "birth":"1986-12-14", "city":"New York"}';
var obj = JSON.parse(text);
obj.birth = new Date(obj.birth);
document.getElementById("demo").innerHTML = obj.name + ", " + obj.birth;
</script>
</body>
</html>