Hi! Could we please enable some services and cookies to improve your experience and our website?
Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$arr['2021.06.25']['type'][0] = '20:45:00';
$arr['2021.06.25']['type'][1] = '06:00:00';
$arr['2021.06.25']['type'][2] = '13:20:00';
print_r($arr);
sort($arr['2021.06.25']['type']);
print_r($arr);