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run code in 300+ PHP versions simultaneously
<?php $array = [ '{"asset":[1,2],"person":[1],"passive":[1]} ', '{"asset":[3],"charge":[1],"passive":[2]} ', ]; $array = array_map(function($v) { return json_decode($v, true);}, $array); $merged = array_merge_recursive(...$array); print json_encode($merged);
Output for 7.1.25 - 7.1.33, 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 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
{"asset":[1,2,3],"person":[1],"passive":[1,2],"charge":[1]}
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 {"asset":[1,2,3],"person":[1],"passive":[1,2],"charge":[1]}

preferences:
115.89 ms | 402 KiB | 181 Q