3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a', 'b', 'c', 'd'); list(, $b, $c) = $arr; var_dump($b, $c); list(, , $c) = $arr; var_dump($c); list(, , $c, $d) = $arr; var_dump($c, $d); list(, , , $d) = $arr; var_dump($d);
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 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 - 8.3.4, 8.3.6
string(1) "b" string(1) "c" string(1) "c" string(1) "c" string(1) "d" string(1) "d"
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 string(1) "b" string(1) "c" string(1) "c" string(1) "c" string(1) "d" string(1) "d"
preferences:
180.88 ms | 402 KiB | 214 Q