Could you point the way to convert a date from 'DD/MM/YYYY HH:mm:SS' to 'YYYY-DD-MM HH:mm:SS' ?

<?php // demo/temp_efuerte.php
/**
 * https://www.experts-exchange.com/questions/28977419/Could-you-point-the-way-to-convert-a-date-from-'DD-MM-YYYY-HH-mm-SS'-to-'YYYY-DD-MM-HH-mm-SS'.html
 *
 * https://www.experts-exchange.com/questions/28977154/Function-to-convert-string-date-into-a-sql-format-date-string.html
 * https://www.experts-exchange.com/articles/201/Handling-Date-and-Time-in-PHP-and-MySQL-Procedural-Version.html
 */
error_reporting(E_ALL);

function DateThing($s, $p='c')
{
    $ts = strtotime($s);
    if (!$ts)
    {
        trigger_error("Date $s is not valid", E_USER_WARNING);
        return 'INVALID';
    }
    return date($p, $ts);
}

// SHOW THAT THE ORIGINAL DOES NOT WORK
$old = '19/10/2016 09:36:00';
$pat = 'Y-m-d H:i:s';
$new = datething($old, $pat);
echo PHP_EOL . "$old => $new";

echo '<br>' . PHP_EOL;

// MODIFY THE ORIGINAL TO MAKE IT WORK
$old = str_replace('/', '-', $old);
$new = datething($old, $pat);
echo PHP_EOL . "$old => $new";

Select allOpen in new window

case 'DD/MM/YYYY HH:mm:SS':
	switch ($to) {
		case 'YYYY-DD-MM HH:mm:SS':
			
			var_dump($value);
		
			$var1 = strtotime($value);
			var_dump($var1);
		   
			$aux = date('Y-m-d H:i:s', strtotime($value));
			var_dump($aux);
			die;			

Select allOpen in new window

$value = str_replace('/', '-', $value);

Select allOpen in new window