programming-examples/js/Object/Sort an array of JavaScript objects.js
2019-11-15 12:59:38 +01:00

40 lines
1.1 KiB
JavaScript

var library = [
{
title: 'Bill Gates',
author: 'The Road Ahead',
libraryID: 1254
},
{
title: 'Steve Jobs',
author: 'Walter Isaacson',
libraryID: 4264
},
{
title: 'Mockingjay: The Final Book of The Hunger Games',
author: 'Suzanne Collins',
libraryID: 3245
}];
var sort_by = function(field_name, reverse, initial){
var key = initial ?
function(x)
{
return initial(x[field_name]);
} :
function(x)
{
return x[field_name];
};
reverse = !reverse ? 1 : -1;
return function (x, y) {
return x = key(x), y = key(y), reverse * ((x > y) - (y > x));
} ;
};
var newobj = library.sort(sort_by('libraryID', true, parseInt));
console.log(newobj);