3v4l.org

run code in 300+ PHP versions simultaneously
<?php function rome($N) { $c = 'IVXLCDM'; for($a = 5, $b = $s = ''; $N ; $b++ , $a ^= 7) { for ( $o = $N % $a, $N = $N / $a ^ 0; $o--; $s = $c[$o > 2 ? $b + $N - ($N &= -2) + $o = 1 : $b] . $s ); } return $s; } echo rome(3333); echo "\n---\n"; echo rome(5000);
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Deprecated: Implicit conversion from float 666.6 to int loses precision in /in/P98ul on line 7 Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/P98ul:9 Stack trace: #0 /in/P98ul(15): rome(666) #1 {main} thrown in /in/P98ul on line 9
Process exited with code 255.
Output for 8.0.1 - 8.0.30
Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/P98ul:9 Stack trace: #0 /in/P98ul(15): rome(666) #1 {main} thrown in /in/P98ul on line 9
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Warning: Illegal string offset '' in /in/P98ul on line 9 Warning: Illegal string offset '' in /in/P98ul on line 9 Warning: Illegal string offset '' in /in/P98ul on line 9 MMMCCCXXXIII --- Notice: Uninitialized string offset: 7 in /in/P98ul on line 9
preferences:
80.21 ms | 1296 KiB | 4 Q