3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "11a. A numbered agenda item\nUnnumbered agenda item\n12. Another numbered agenda item\nAnother UNnumbered agenda item\n13. A numbered agenda item"; if (preg_match_all('/^(\d+[a-z]?\.)\s*(.*(?:\R(?!\d+[a-z]?\.).*)*)/m', $text, $matches)) { print_r(array_combine($matches[1], $matches[2])); }
Output for 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 - 8.3.4, 8.3.6
Array ( [11a.] => A numbered agenda item Unnumbered agenda item [12.] => Another numbered agenda item Another UNnumbered agenda item [13.] => A numbered agenda item )
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 Array ( [11a.] => A numbered agenda item Unnumbered agenda item [12.] => Another numbered agenda item Another UNnumbered agenda item [13.] => A numbered agenda item )

preferences:
149.25 ms | 402 KiB | 154 Q