3v4l.org

run code in 500+ PHP versions simultaneously
<?php function getCPU(){ $name = php_uname('m'); //workaround bug if(strlen($name) > 20 AND stripos($name,'linux') !== false){ $name = `uname -m`; } return trim($name); } var_dump(getCPU());
Output for 8.5.0 - 8.5.7
Deprecated: The backtick (`) operator is deprecated, use shell_exec() instead in /in/PpaIbM on line 7 string(6) "x86_64"
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.21
string(6) "x86_64"
preferences:
62.08 ms | 1253 KiB | 4 Q