Example: Difference Between Two Time Periods in PHP using strtotime

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// DIFFERENCE BETWEEN TWO TIME PERIODS in PHP using strtotime
<?php

$time1 = strtotime("2025-05-01 10:30:00");
$time2 = strtotime("2025-05-09 15:45:00");

$diff = $time2 - $time1;

$hours = floor($diff / 3600);
$minutes = floor(($diff % 3600) / 60);
$seconds = $diff % 60;

echo "\nTIME DIFFERENCE: $hours HOURS, $minutes MINUTES, $seconds SECONDS\n";
?>