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<?php $bithdayDate = "1993-08-20"; $tdate = date("Y-m-d"); $age = 0; while( $tdate > $dob = strtotime('+1 year', $bithdayDate)) { ++$age; } echo $age; $bithdayDate = "1993-08-20"; $date = new DateTime($bithdayDate); $now = new DateTime(); $interval = $now->diff($date); echo $interval->y;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught TypeError: strtotime(): Argument #2 ($baseTimestamp) must be of type ?int, string given in /in/QARVf:6 Stack trace: #0 /in/QARVf(6): strtotime('+1 year', '1993-08-20') #1 {main} thrown in /in/QARVf on line 6
Process exited with code 255.
Output for 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, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: A non well formed numeric value encountered in /in/QARVf on line 6 019
Output for 7.3.32 - 7.3.33, 7.4.26
019
Output for 5.2.0 - 5.2.17
Notice: A non well formed numeric value encountered in /in/QARVf on line 6 0 Fatal error: Call to undefined method DateTime::diff() in /in/QARVf on line 15
Process exited with code 255.
Output for 5.1.0 - 5.1.6
Notice: A non well formed numeric value encountered in /in/QARVf on line 6 0 Fatal error: Class 'DateTime' not found in /in/QARVf on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.5
0 Fatal error: Class 'DateTime' not found in /in/QARVf on line 13
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
0 Fatal error: Cannot instantiate non-existent class: datetime in /in/QARVf on line 13
Process exited with code 255.
Output for 4.3.0 - 4.3.1
0 Fatal error: Cannot instantiate non-existent class: datetime in /in/QARVf on line 13

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