New JSON method

1. Parse (): Convert string to JSON

Parse (): Only parse the JSON form of the string into JS, and the attributes in the string are strictly quoted

Eval (): Can parse any string into JS

var str = ' function show () {alert (123)} ';
eval (str);
Show ();

var str = ' {' name ': ' Hello '} '; Must be in strict JSON form
var json = json.parse (str);
Alert (Json.name)

2. Stringify (): Convert JSON to string

3, the application of the new method

---Deep cloning of new objects

var a ={
Name: {age:100}
}
var str = json.stringify (a);
var b = json.parse (str);
B.name.age = 200;
alert (b.name.age);

New JSON method