3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = [1 => "Hello"]; var_dump($arr); $x = "arr"; $str = "var_dump(" . $x . "[1]);"; eval($str);
Output for 5.6.7 - 7.1.0
array(1) { [1]=> string(5) "Hello" } Notice: Use of undefined constant arr - assumed 'arr' in /in/UYeN0(13) : eval()'d code on line 1 string(1) "r"
Output for 5.4.11 - 5.5.35
array(1) { [1]=> string(5) "Hello" } Parse error: syntax error, unexpected '[' in /in/UYeN0(13) : eval()'d code on line 1
Output for 5.4.0 - 5.4.10
array(1) { [1]=> string(5) "Hello" } Parse error: syntax error, unexpected '[' in /in/UYeN0(13) : eval()'d code on line 1
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/UYeN0 on line 4
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 '[' in /in/UYeN0 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UYeN0 on line 4
Process exited with code 255.