3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = new \SplFixedArray(5); for ($i=0; $i<5; $i++) { $foo[$i] = $i*$i; } $index = 4; while (true) { echo "Trying index ($index): "; if (!$foo-> offsetExists($index)) { echo "BREAK!\n"; break; } //echo $foo[$index]."\n"; $index--; }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Trying index (4): Trying index (3): Trying index (2): Trying index (1): Trying index (0): Trying index (-1): BREAK!
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/CBmno on line 3 Fatal error: Class 'SplFixedArray' not found in /in/CBmno on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/CBmno on line 3 Fatal error: Cannot instantiate non-existent class: splfixedarray in /in/CBmno on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/CBmno on line 3 Fatal error: Cannot instantiate non-existent class: splfixedarray in /in/CBmno on line 3
preferences:
205.3 ms | 401 KiB | 310 Q