3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = function($a = []) { return range(1,20)[rand(0, 19)]; }; echo $a();
Output for 5.4.18, 5.4.24, 5.6.14, 5.6.16, 7.0.3, 7.0.6, 7.1.0
9
Output for 5.6.9, 5.6.20, 7.0.14
4
Output for 5.4.40, 5.4.43, 5.5.34, 5.6.8, 7.0.5
11
Output for 5.4.22, 7.0.4
2
Output for 5.4.10, 5.4.15, 5.4.39, 5.5.28, 7.0.2
12
Output for 5.4.1, 5.4.12, 5.4.30, 5.4.35, 5.5.29 - 5.5.30, 7.0.1
19
Output for 5.4.2, 5.4.28, 5.4.34, 5.5.24, 5.6.12, 7.0.0
1
Output for 5.4.16, 5.4.31, 5.6.7, 5.6.10, hhvm-3.12.0
10
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.8, 5.4.11, 5.4.26, 5.4.41, 5.6.13, 5.6.28
18
Output for 5.4.6, 5.4.19, 5.5.32, 5.5.35, 5.6.21
16
Output for 5.4.4, 5.4.13, 5.4.27, 5.4.42, 5.6.18 - 5.6.19
15
Output for 5.4.21, 5.5.27, 5.5.31, 5.6.17
3
Output for 5.4.0, 5.4.14, 5.4.20, 5.6.15
17
Output for 5.4.36, 5.6.11
13
Output for 5.4.29, 5.4.44, 5.5.26, 5.5.33
14
Output for 5.4.3, 5.5.25
5
Output for 5.4.45
20
Output for 5.4.17, 5.4.38
8
Output for 5.4.5, 5.4.9, 5.4.23, 5.4.32, 5.4.37
6
Output for 5.4.7, 5.4.25
7
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/LZYL2 on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/LZYL2 on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/LZYL2 on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/LZYL2 on line 2
Process exited with code 255.