3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $data = ['linkForPhones'=>$v]; echo (int)!$data['linkForPhones'];
Output for 5.4.20 - 7.1.10
Notice: Undefined variable: v in /in/7COvB on line 2 1
Output for 5.4.0 - 5.4.19
Notice: Undefined variable: v in /in/AvF4H on line 2 1
Output for 5.3.28 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/7COvB on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.27
Parse error: syntax error, unexpected '[' in /in/AvF4H on line 2
Process exited with code 255.
Output for 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/AvF4H on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/AvF4H on line 2
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected '[' in /in/7COvB on line 2
Process exited with code 255.