3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mysql_timestamp = "2014-10-21 10:49:34"; if(strtotime($mysql_timestamp) > strtotime("-30 minutes")) { $this_is_new = true; } print_r($this_is_new);
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
Warning: Undefined variable $this_is_new in /in/Yi7SA on line 9
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: this_is_new in /in/Yi7SA on line 9
Output for 7.3.32 - 7.3.33
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: this_is_new in /in/Yi7SA on line 9

preferences:
205.2 ms | 402 KiB | 311 Q