3v4l.org

run code in 500+ PHP versions simultaneously
<?php $t=microtime(true); $c=@file_get_contents("https://api.ipify.org",false,stream_context_create(["http"=>["timeout"=>8]])); echo "NET:".($c!==false?$c:"FAIL")." T:".round(microtime(true)-$t,1);
Output for 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
NET:FAIL T:0
preferences:
28.02 ms | 1151 KiB | 7 Q