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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$dt1 = new DateTime();
$dt2 = new DateTime('-1 year');
$diff = $dt2->diff($dt1);
$value = (((($diff->m || $diff->y ? $diff->days : $diff->d) * 24) +
$diff->h) * 60 +
$diff->i) * 60 +
$diff->s;
//echo ($value);
echo (abs(-1));