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run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(strtotime(null) + (29 * 24 * 60 * 60), strtotime('') + (29 * 24 * 60 * 60), time());
based on KhVHR
Output for 5.1.2 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
int(2505600) int(2505600) int(1410908667)
Output for hhvm-3.12.0
Warning: strtotime() expects parameter 1 to be string, null given in /in/sGYjJ on line 3 int(2505600) int(2505600) int(1410908667)
Output for 5.1.0 - 5.1.1
int(1413414267) int(1413414267) int(1410908667)
Output for 5.0.1 - 5.0.5
Warning: strtotime(): Called with an empty time parameter. in /in/sGYjJ on line 3 Warning: strtotime(): Called with an empty time parameter. in /in/sGYjJ on line 3 int(2505599) int(2505599) int(1410908667)
Output for 4.3.2 - 5.0.0
Notice: strtotime(): Called with empty time parameter in /in/sGYjJ on line 3 Notice: strtotime(): Called with empty time parameter in /in/sGYjJ on line 3 int(1413410400) int(1413410400) int(1410908667)
Output for 4.3.0 - 4.3.1
Notice: strtotime() [http://www.php.net/function.strtotime]: Called with empty time parameter in /in/sGYjJ on line 3 Notice: strtotime() [http://www.php.net/function.strtotime]: Called with empty time parameter in /in/sGYjJ on line 3 int(1413410400) int(1413410400) int(1410908667)