sort by object property javascript

1let list = [
2  {
3      name: "world"
4  },
5  {
6      name: "hello",
7  },
8];
9
10// This doesn't account for if names are the same between objects
11let x = list.sort((a, b) => (a.name > b.name ? 1 : -1));
12
13console.log(x);
14
15/*
16[
17  {
18      name: "hello",
19  },
20  {
21      name: "world"
22  },
23];
24*/

1let x = list.sort((a, b) => (a.name > b.name ? 1 : -1));

1arr.sort((x, y) => x.distance - y.distance);

1function compareFirstNames( a, b ) {
2  if ( a.first_name < b.first_name ){
3    return -1;
4  }
5  if ( a.first_name > b.first_name ){
6    return 1;
7  }
8  return 0;
9}
10
11var people =[
12    {"first_name":"Carol", "age":29},
13    {"first_name":"Anna", "age":32},
14    {"first_name":"Bob", "age":32}
15];
16
17people.sort( compareFirstNames ); //people is now sorted by first name from a-z

1function sortByDate( a, b ) {
2  if ( a.created_at < b.created_at ){
3    return -1;
4  }
5  if ( a.created_at > b.created_at ){
6    return 1;
7  }
8  return 0;
9}
10
11myDates.sort(sortByDate);//myDates is not sorted.

1var maxSpeed = {
2    car: 300, 
3    bike: 60, 
4    motorbike: 200, 
5    airplane: 1000,
6    helicopter: 400, 
7    rocket: 28800
8};
9var sortable = [];
10for (var vehicle in maxSpeed) {
11    sortable.push([vehicle, maxSpeed[vehicle]]);
12}
13
14sortable.sort(function(a, b) {
15    return a[1] - b[1];
16});
17
18//[["bike", 60], ["motorbike", 200], ["car", 300],
19//["helicopter", 400], ["airplane", 1000], ["rocket", 28800]]