I'd like to start using ES6 Map instead of JS objects but I'm being held back because I can't figure out how to JSON.stringify() a Map.  My keys are guaranteed to be strings and my values will always be listed.  Do I really have to writ...

I just read this question: are there dictionaries in javascript like python?  One of the answers said that you can use JavaScript objects like Python dictionaries. Is that true? What is the performance of a key lookup in an object? Is it O(1)? Is a...

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var a = new Map([[ 'a', 1 ]]); a.get('a') // 1  var forStorageSomewhere = JSON.stringify(a); // Store, in my case, in localStorage.  // Later: var a = JSON.parse(forStorageSomewhere); a.get('a') // TypeError: undefined is no...

From post:  Sending a JSON array to be received as a Dictionary<string,string>  I’m trying to do this same thing as that post. The only issue is that I don’t know what the keys and the values are upfront. So I need to be able to dynamical...

Here is my dictionary:  const dict = {   "x" : 1,   "y" : 6,   "z" : 9,   "a" : 5,   "b" : 7,   "c" : 11,   "d" : 17,   "t" : 3 };   I need a way to sort my dict dictionary from the leas...

To illustrate the problem, consider the following simple object  function Key( val ) {   this._val = val; }   Now I create a ES6 Map instance and feed one entry into it like this  var map = new Map(),     key1 = new Key( 'key' );  map.set( ke...

Consider the following common JavaScript construct  var ages = people.map(person => person.age);  Giving the desired result, which is an array of ages.  What is the equivalent of this in C#? Please include a simple example. The documentation indic...

So Ive got the following javascript which contains a key/value pair to map a nested path to a directory.  function createPaths(aliases, propName, path) {     aliases.set(propName, path); }  map = new Map();  createPaths(map, 'paths.aliases.server...

I recently asked this question, but after some of the responses and some research, i wanted to change what i was actually asking.  i have seen a number of blog posts about sending associative arrays from javascript to C# controller action but i want...