3v4l.org

run code in 300+ PHP versions simultaneously
<?php // EXAMPLE 2: $numbers = range(1, 10); foreach ($numbers as $skip) { echo $skip . ','; next($numbers); } echo "\n"; // alternative behavour when using by-reference $numbers2 =& $numbers; foreach ($numbers2 as $skip) { echo $skip . ','; next($numbers2); }
Output for 5.2.1 - 5.2.17, 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 - 7.1.25, 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
1,2,3,4,5,6,7,8,9,10, 1,2,3,4,5,6,7,8,9,10,
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0
1,2,3,4,5,6,7,8,9,10, 1,3,5,7,9,
preferences:
261.44 ms | 402 KiB | 325 Q