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run code in 300+ PHP versions simultaneously
<?php function f() {} $r = new ReflectionFunction("f"); var_dump($r->getFileName()); var_dump($r->getStartLine()); $r = new ReflectionFunction("substr"); var_dump($r->getFileName()); var_dump($r->getStartLine());
Output for 8.1.32, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
string(9) "/in/GTLtn" int(1) bool(false) bool(false)
preferences:
61.51 ms | 406 KiB | 5 Q