@ 2013-04-20T12:57:14Z <?php
$interval = new DateInterval('P1M');
$dt = new DateTime('first day of January 2011');
var_dump($dt);
$dt->add($interval);
var_dump($dt);
$dt = new DateTime('first day of January 2011');
$dt->sub($interval);
var_dump($dt);
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Output for 5.4.30 - 5.4.45 , 5.5.14 - 5.5.38 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.7 , 7.2.29 - 7.2.33 , 7.3.12 - 7.3.31 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.12 , 8.0.14 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 object(DateTime)#2 (3) {
["date"]=>
string(26) "2011-01-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
object(DateTime)#2 (3) {
["date"]=>
string(26) "2011-02-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
object(DateTime)#3 (3) {
["date"]=>
string(26) "2010-12-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
Output for 7.3.32 - 7.3.33 , 8.0.13 object(DateTime)#2 (3) {
["date"]=>
string(26) "2011-01-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(3) "UTC"
}
object(DateTime)#2 (3) {
["date"]=>
string(26) "2011-02-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(3) "UTC"
}
object(DateTime)#3 (3) {
["date"]=>
string(26) "2010-12-01 00:00:00.000000"
["timezone_type"]=>
int(3)
["timezone"]=>
string(3) "UTC"
}
Output for 5.3.0 - 5.3.29 , 5.4.0 - 5.4.29 , 5.5.0 - 5.5.13 object(DateTime)#2 (3) {
["date"]=>
string(19) "2011-01-01 00:00:00"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
object(DateTime)#2 (3) {
["date"]=>
string(19) "2011-02-01 00:00:00"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
object(DateTime)#3 (3) {
["date"]=>
string(19) "2010-12-01 00:00:00"
["timezone_type"]=>
int(3)
["timezone"]=>
string(16) "Europe/Amsterdam"
}
Output for 5.0.0 - 5.0.5 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 Fatal error: Class 'DateInterval' not found in /in/FlhL3 on line 2
Process exited with code 255 . Output for 4.3.2 - 4.3.11 , 4.4.0 - 4.4.9 Fatal error: Cannot instantiate non-existent class: dateinterval in /in/FlhL3 on line 2
Process exited with code 255 . Output for 4.3.0 - 4.3.1 Fatal error: Cannot instantiate non-existent class: dateinterval in /in/FlhL3 on line 2
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256.71 ms | 401 KiB | 348 Q