How to Sort a JavaScript Array of Objects in Descending Order by Key? Daniyal Hamid 2 years ago 2 min read In JavaScript, to sort an array of objects in descending order based on a certain key/property, you can pass a comparison function as the argument to the Array.prototype.sor...
// sorting the lengths array containing the lengths of// river nameslengths.sort(function(a, b){return+(a.value > b.value) || +(a.value === b.value) -1;}); // copy element back to the arrayvarsortedRive...
Sort numbers in ascending order: // Create an Array constpoints = [40,100,1,5,25,10]; // Sort the Array points.sort(function(a, b){returna-b}); Try it Yourself » Sort numbers in descending order: // Create an Array constpoints = [40,100,1,5,25,10]; ...
* @param work a workspace array (slice) * @param workBase origin of usable space in work array * @param workLen usable size of work array */staticvoidsort(int[]a,int left,int right,int[]work,int workBase,int workLen){//···} 点进去之后进入到了这个方法 注释的大概意思是: 这个排序...
By combining sort() and reverse(), you can sort an array in descending order:Example const fruits = ["Banana", "Orange", "Apple", "Mango"]; fruits.sort(); fruits.reverse(); Try it Yourself » JavaScript Array toSorted() Method...
JS sort array in descending order In order to sort values in descending order, we need to provide a custom compare function. main.js let vals = [-3, 3, 0, 1, 5, -1, -2, 8, 7, 6]; let words = ['sky', 'blue', 'nord', 'cup', 'lemon', 'new']; ...
// Sort array in descending order let cars = [ "audi", "honda", "ford", "nissan", "volkswagen", "jaguar" ]; let compareFunction = function(a,b){ if(a < b) { return 1; } else if(a > b) { return -1; } else {
in, for instance,// strings.Index.)// Search calls f(i) only for i in the range [0, n)./// A common use of Search is to find the index i for a value x in// a sorted, indexable data structure such as an array or slice.// In this case, the argument f, typically a closu...
So I have an array containing reviews (which I retrieve from firebase firestore). The field 'date' is string in firestore. How can I sort the reviews in descending order based on this date? I have tried this but they are in the retrieval order. const getReviews=async()=>{ let reviews...
Similarly, we can useb - ato sort them in descending order. Note that we can also use the arrow function expression defined in ES2015. We can also reverse (descending order) the sorted array using the built-in arrayreverse()method. To learn more, visitJavaScript Array reverse(). ...