Online PHP editor | output for 5asZE

Output for 7.0.0 - 7.0.33, 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 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } }
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(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38: Warning: Constants may only evaluate to scalar values in /in/5asZE on line 3 Notice: Use of undefined constant FOOBAR - assumed 'FOOBAR' in /in/5asZE on line 5 string(6) "FOOBAR"