So, our previous example would look like so. This will essentially perform deep copying of the object. So, if you simply want to deep copy the object to another object, all you will need to do is JSON.stringify the object and parse it using JSON.parse afterward. ![]() Well, a simple solution is to use JSON.stringify and JSON.parse. So, what would you do if you deep copy this object? i.e to also copy the objects inside the object? The JSON.parse () static method parses a JSON string, constructing the JavaScript value or object described by the string. 20/37 How To Work with JSON in JavaScript 21/37 How To Write Conditional Statements in JavaScript 22/37 How To Use the Switch Statement in JavaScript 23/37 Using While Loops and Do.While Loops in JavaScript 24/37 For Loops, For.Of Loops and For. Syntax JSON. Browser Support The numbers in the table specify the first browser version that fully supports the method. When sending data to a web server the data has to be a string. Which is some part of the object is still connected to the original variable since they are only pointers/references. Description The JSON.stringify () method converts JavaScript objects into strings. The only instance where a piece of JSON text represents a different value from the same JavaScript expression is when dealing with the 'proto' key see Object literal syntax vs. We’ll start by defining the JSON object that we will then turn into JSON.Let user1 = Īs you can tell, when changing the school.name in the user2 object, it also gets reflected back to the user1 object. JSON.parse () parses a JSON string according to the JSON grammar, then evaluates the string as if it's a JavaScript expression.
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