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run code in 300+ PHP versions simultaneously
<?php class Qwe { public ${''} = 20; public function __construct(){ echo $this->{''}.PHP_EOL; } } ${''}=10; echo ${''}.PHP_EOL; // 10 echo ${null}.PHP_EOL; // 10 $b = new Qwe;
Output for 7.1.0 - 7.1.21, 7.2.0 - 7.2.9
Parse error: syntax error, unexpected '$', expecting function (T_FUNCTION) or const (T_CONST) in /in/AHJkJ on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.31
Parse error: syntax error, unexpected '$', expecting variable (T_VARIABLE) in /in/AHJkJ on line 5
Process exited with code 255.
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187.09 ms | 1395 KiB | 71 Q