
What are the differences between JSON and JavaScript object?
Oct 20, 2010 · JSON is a data interchange format, which just happens to look like a subset of YAML or JavaScript code you can execute and get an object back. A JavaScript object is just …
JavaScript object vs. JSON - Stack Overflow
It is worth noting that a key in JSON must be enclosed in double quotes. If I convert the above object to JSON using var jSonString = JSON.stringify(testObject);, what is the difference …
javascript objects vs arrays vs JSON - Stack Overflow
Oct 21, 2016 · Despite much googling and hair-pulling, I can't for the life of me articulate the difference between json, objects, and arrays (in javascript). Below is how I've been using 2 …
javascript - What is the difference between JSON and Object …
JavaScript Object Notation (JSON) is a text format for the serialization of structured data. It is derived from the object literals of JavaScript, as defined in the ECMAScript Programming …
What's the difference between Javascript Object and JSON object
Jun 27, 2011 · Can anyone tell me the difference between Javascript Object and JSON object with an example?
dictionary - Map vs Object in JavaScript - Stack Overflow
I just discovered this feature: Map: Map objects are simple key/value maps. That confused me. Regular JavaScript objects are dictionaries, so how is a Map different from a dictionary? …
What is the most efficient way to deep clone an object in …
Sep 23, 2008 · What is the most efficient way to clone a JavaScript object? I've seen obj = eval (uneval (o)); being used, but that's non-standard and only supported by Firefox. I've done …
javascript - Difference between JSON.stringify and JSON.parse
JSON.stringify(obj [, replacer [, space]]) - Takes any serializable object and returns the JSON representation as a string. JSON.parse(string) - Takes a well formed JSON string and returns …
What is the convention in JSON for empty vs. null?
Mar 8, 2012 · I know that in most programming scenarios, the preference is for empty collections to null collections when there are 0 elements. However, most languages that consume JSON …
To optimise performance, should I store web data as CSV or JSON?
Oct 8, 2019 · When I compile the data as JSON, it's about 570KB – far larger than I would normally use. And that's stripped right down (e.g. I've reduced the keys to a single character …