How to Sort an Array of Dates with JavaScript

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How to Sort an Array of Dates with JavaScript

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Last edited Feb 8, 2012

Created on Dec 30, 2021

This example demonstrates how to sort an array of JavaScript Date objects in both ascending and descending order using the native Array.sort method with custom comparison functions. The code creates four dates, then defines date_sort_asc and date_sort_desc callbacks that return 1, -1, or 0 based on relational date comparisons. After sorting, it outputs the results to the page via document.write, showing the dates ordered from oldest to newest and then newest to oldest. It relies solely on core JavaScript APIs, with no external libraries.

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