While it is a bit of an overkill for just sorting a single array, this prototype function allows to sort Javascript arrays by any key, in ascending or descending order, including nested keys, using dot syntax.

Jun 30, 2009 · Array.prototype.sort () is the go to method for sorting arrays, but there are a couple of issues we need to be aware of. The sorting order is by default lexicographic and not numeric regardless of the types of values in the array.

With the introduction of the new .toSorted method in JavaScript, there's now a straightforward way to get a sorted copy of the array without modifying the original array: const sorted = arr.toSorted(); For more details, you can refer to the MDN documentation on .toSorted.

Jan 12, 2021 · You can pass a custom comparison function to Array.prototype.sort(), like so: var sortedArray = array.sort(function(a, b) { return a - b; }); This would sort an array of integers in ascending order. The comparison function should return: an integer that is less than 0 if you want a to appear before b

I got an array (see below for one object in the array) that I need to sort by firstname using JavaScript. How can I do it? var user = { bio: null, email: "[email protected]",

May 12, 2017 · Say I have an array of a few objects: var array = [{id: 1, date: Mar 12 2012 10:00:00 AM}, {id: 2, date: Mar 8 2012 08:00:00 AM}]; How can I sort this array by the date element in order from the date closest to the current date and time down? Keep in mind that the array may have many objects, but for the sake of simplicity I used 2.

Sep 30, 2009 · The JavaScript interpreter has some kind of sort algorithm implementation built into it. It calls the comparison function some number of times during the sorting operation. The number of times the comparison function gets called depends on the particular algorithm, the data to be sorted, and the order it is in prior to the sort.

I have a list of objects I wish to sort based on a field attr of type string. I tried using - list.sort(function (a, b) { return a.attr - b.attr }) but found that - doesn't appear to work with strings in JavaScript. How can I sort a list of objects based on an attribute with type string?

Sep 15, 2011 · I have an array and would like to sort all but the last n elements. For example, if the array is 10 elements long, would like elements 0 through 7 to be sorted while elements 8-9 are left in place.

Feb 2, 2010 · Here is set of functions if you want to sort asending, descending, or sort on multiple columns in an array. var cmp = function(x, y){ return x > y? 1 : x < y ? -1 : 0; },