Answers for "how to sort an array in javascript"

19

javascript sort array with objects

var array = [
  {name: "John", age: 34},
  {name: "Peter", age: 54},
  {name: "Jake", age: 25}
];

array.sort(function(a, b) {
  return a.age - b.age;
}); // Sort youngest first
Posted by: Guest on May-20-2020
6

javascript sort alphabetically

var items = ['réservé', 'premier', 'communiqué', 'café', 'adieu', 'éclair'];
items.sort(function (a, b) {
  return a.localeCompare(b); //using String.prototype.localCompare()
});

// items is ['adieu', 'café', 'communiqué', 'éclair', 'premier', 'réservé']
Posted by: Guest on May-01-2020
14

sorting array from highest to lowest javascript

// Sort an array of numbers 
let numbers = [5, 13, 1, 44, 32, 15, 500]

// Lowest to highest
let lowestToHighest = numbers.sort((a, b) => a - b);
//Output: [1,5,13,15,32,44,500]

//Highest to lowest
let highestToLowest = numbers.sort((a, b) => b-a);
//Output: [500,44,32,15,13,5,1]
Posted by: Guest on March-25-2020
52

sort javascript array

var points = [40, 100, 1, 5, 25, 10];
points.sort((a,b) => a-b)
Posted by: Guest on June-07-2020
0

how to sort an array in javascript

const points = [40, 100, 1, 5, 25, 10];
points.sort(function(a, b){return a - b}); // for ascending
//another way for ascending
points.sort((a,b)=>{
  if(a>b){
      return 1
  }else if(a<b){
      return -1
  }else{
      return 0
  }
})
points.sort(function(a, b){return b - a}); // for descending
//another way for descending
points.sort((a,b)=>{
  if(a>b){
      return -1
  }else if(a<b){
      return 1
  }else{
      return 0
  }
})
Posted by: Guest on August-23-2021
-1

how to sort an array in javascript

you can sort array in different ways:

first....by using the sort method
ex: let arr = ["a", "d", "b", "c", "f"]
let res = arr.sort()
NOTE: this method is not ideal


second...... by using the sort function
ex: let arr = [1, 10, 11, 30, 100, 50, 45]

let res = arr.sort((a, b)=> a - b ).....this sorts in ascending order
let res = arr.sort((a, b)=> b - a ) ...this sorts in descending order

NOTE: we can also user different algorithms to sort an array. example: bubble sort,
  quick sort, merge sort etc.
  
 answer by EZIOGOR CLEVER
Posted by: Guest on August-07-2021

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