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<?php date_default_timezone_set('UTC'); function dateDiff($startdate, $enddate) { $first = $startdate < $enddate ? $startdate : $enddate; $second = $startdate < $enddate ? $enddate : $startdate; $inbetween = $second - $first; $firsttemp = $first; $months = 0; $days = 0; while(TRUE) { if($firsttemp + 86400 * date('t', $firsttemp) <= $second) { $months += 1; $firsttemp += 86400 * date('t', $firsttemp); } else { if($second - $firsttemp >= 86400) { $days = floor(($second - $firsttemp) / 86400); } break; } } $years = floor($months / 12); $months = $months % 12; $hours = floor($inbetween / 60 / 60 % 24); $minutes = floor($inbetween / 60 % 60); $seconds = $inbetween % 60; $dateObj = new stdClass(); $dateObj->y = $years; $dateObj->m = $months; $dateObj->d = $days; $dateObj->h = $hours; $dateObj->i = $minutes; $dateObj->s = $seconds; $dateObj->days = floor($inbetween / 86400); return $dateObj; } $str1 = "1970-01-01"; $str2 = "2009-01-01"; $tempdate1 = $str1; $n = 0; $interval = dateDiff(strtotime($str1), strtotime($str2)); echo "difference " . $interval->y . " years, " . $inter-val>m . " months, " . $interval->d . " days";
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Undefined constant "val" in /in/LE8uv:55 Stack trace: #0 {main} thrown in /in/LE8uv on line 55
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Deprecated: The behavior of unparenthesized expressions containing both '.' and '+'/'-' will change in PHP 8: '+'/'-' will take a higher precedence in /in/LE8uv on line 55 Notice: Undefined variable: inter in /in/LE8uv on line 55 Warning: Use of undefined constant val - assumed 'val' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: Use of undefined constant m - assumed 'm' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55
Output for 7.3.32 - 7.3.33
Warning: Use of undefined constant val - assumed 'val' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: Use of undefined constant m - assumed 'm' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55
Output for 7.2.0 - 7.2.33, 7.3.12 - 7.3.31
Notice: Undefined variable: inter in /in/LE8uv on line 55 Warning: Use of undefined constant val - assumed 'val' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: Use of undefined constant m - assumed 'm' (this will throw an Error in a future version of PHP) in /in/LE8uv on line 55
Output for 7.1.0 - 7.1.20
Notice: Undefined variable: inter in /in/LE8uv on line 55 Notice: Use of undefined constant val - assumed 'val' in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Warning: A non-numeric value encountered in /in/LE8uv on line 55 Notice: Use of undefined constant m - assumed 'm' in /in/LE8uv on line 55
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
Notice: Undefined variable: inter in /in/LE8uv on line 55 Notice: Use of undefined constant val - assumed 'val' in /in/LE8uv on line 55 Notice: Use of undefined constant m - assumed 'm' in /in/LE8uv on line 55
Output for 5.0.0 - 5.0.5
Fatal error: Call to undefined function date_default_timezone_set() in /in/LE8uv on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: date_default_timezone_set() in /in/LE8uv on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: date_default_timezone_set() in /in/LE8uv on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: date_default_timezone_set() in /in/LE8uv on line 3

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