To learn more, see our tips on writing great answers. Google JS array of unique JSON Objects and youll be plunged into a world of panicked StackOverflow answers that range from superfluous to ridiculous third-party libraries, custom iterator functions, unportable code thats difficult to read, EDIT: Yes, I fully appreciate the irony of this article now appearing on page one of that Google search. Change your code to: Thanks for contributing an answer to Stack Overflow! We can use a type alias instead of an interface. So for example, a single string or number would be valid JSON. 1interface User { 2 id: number; 3 name: string; 4} 5 6interface Api { 7 status: number; 8 users: Array<User>; 9} 10 11let users: Array<User> = [ 12 { id: 1, name: 'infinitbility' }, 13 { id: 2, name: 'notebility' }, Try loading this up and then accessing data inside the variable via your browser's JavaScript console. You've reached the end of this article, but can you remember the most important information? It needs to be converted to a native JavaScript object when you want to access the data. JSON.parse accepts a second parameter called reviver which is a function that gets called with every key/value pair in the object as it's being parsed. Single quotes are not valid other than surrounding the entire JSON string. If a law is new but its interpretation is vague, can the courts directly ask the drafters the intent and official interpretation of their law? or null. JSON Array for beginners and professionals with examples of JSON with java, json array of string, json array of numbers, json array of booleans, json srray of objects, json multidimentional array. Not the answer you're looking for? Rename .gz files according to names in separate txt-file. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. What we need to do is create an Array from our Set: If brevity and readability are your thing (they should be), then youll be pleased to know we can actually chain these methods together and use a bit of shorthand to perform this entire operation in a single line. An example of data being processed may be a unique identifier stored in a cookie. The latter contains some simple CSS to style our page, while the former contains some very simple body HTML, plus a