3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cParentID = 1; echo 'Greater than -1? ', ($cParentID > -1) ? 'yes' : 'no', "\n"; echo 'Not equals to undefined? ', ($cParentID != $stopAt) ? 'yes' : 'no', "\n"; $cParentID = null; echo 'Greater than -1? ', ($cParentID > -1) ? 'yes' : 'no', "\n"; echo 'Not equals to undefined? ', ($cParentID != $stopAt) ? 'yes' : 'no', "\n";
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Greater than -1? yes Not equals to undefined? Warning: Undefined variable $stopAt in /in/JaWIe on line 4 yes Greater than -1? no Not equals to undefined? Warning: Undefined variable $stopAt in /in/JaWIe on line 7 no
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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Greater than -1? yes Not equals to undefined? Notice: Undefined variable: stopAt in /in/JaWIe on line 4 yes Greater than -1? no Not equals to undefined? Notice: Undefined variable: stopAt in /in/JaWIe on line 7 no
Output for 7.3.32 - 7.3.33
Greater than -1? yes Not equals to undefined? yes Greater than -1? no Not equals to undefined? no
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Greater than -1? yes Not equals to undefined? Notice: Undefined variable: stopAt in /in/JaWIe on line 4 yes Greater than -1? no Not equals to undefined? Notice: Undefined variable: stopAt in /in/JaWIe on line 7 no
preferences:
255.45 ms | 402 KiB | 357 Q