3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hotels = [ ['Cala', 3, 8.7, 6], ['Ocean', 3, 8.2, 6], ['Orchid', 3, 8.0, 7], ['Ya', 3, 8.7, 7], ['Chaba', 3, 8.2, 7], ]; $totalHotelsNumber = 2; $starCoef = 0.2; $ratingCoef = 2; for ( $i=0; $i<count($hotels); $i++ ) { for ( $j=$i+1; $j<count($hotels); $j++ ) { echo 'Comparing '.$i.' and '.$j."\r\n"; } }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 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
Comparing 0 and 1 Comparing 0 and 2 Comparing 0 and 3 Comparing 0 and 4 Comparing 1 and 2 Comparing 1 and 3 Comparing 1 and 4 Comparing 2 and 3 Comparing 2 and 4 Comparing 3 and 4
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/lcr06 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/lcr06 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/lcr06 on line 3
Process exited with code 255.
preferences:
263.98 ms | 401 KiB | 362 Q