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run code in 150+ php & hhvm versions
Bugs & Features
<?php header('Content-type: text/plain'); foreach(array(1,2) as $n) { var_dump(date("c",strtotime("first day of +$n months"))); }
Output for 5.3.0 - 5.6.26, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0RC5
string(25) "2012-11-01T08:56:34+01:00" string(25) "2012-12-01T08:56:34+01:00"
Output for 5.1.0 - 5.2.17
string(25) "1970-01-01T01:00:00+01:00" string(25) "1970-01-01T01:00:00+01:00"
Output for 5.0.0 - 5.0.5
string(25) "1970-01-01T00:59:59+01:00" string(25) "1970-01-01T00:59:59+01:00"
Output for 4.3.0 - 4.4.9
string(1) "c" string(1) "c"