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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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
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 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
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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