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<?php $X = '{"a":"a","b":"b","c":"c","d":"d","e":"e","f":"f9","g":"g2","h":"h1"}'; print_r((fn()=>array_keys(json_decode($X,1)))()); print_r((fn()=>array_values(json_decode($X,1)))());
Output for 7.4.4 - 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 ( [0] => a [1] => b [2] => c [3] => d [4] => e [5] => f [6] => g [7] => h ) Array ( [0] => a [1] => b [2] => c [3] => d [4] => e [5] => f9 [6] => g2 [7] => h1 )
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 ( [0] => a [1] => b [2] => c [3] => d [4] => e [5] => f [6] => g [7] => h ) Array ( [0] => a [1] => b [2] => c [3] => d [4] => e [5] => f9 [6] => g2 [7] => h1 )
Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/b7nDL on line 5
Process exited with code 255.

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