Online PHP editor | output for cCXLc

Output for 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: Warning: Undefined variable $first in /in/cCXLc on line 6 Warning: Undefined variable $second in /in/cCXLc on line 6 Fatal error: Uncaught TypeError: array_diff(): Argument #1 ($array) must be of type array, null given in /in/cCXLc:6 Stack trace: #0 /in/cCXLc(6): array_diff(NULL, NULL) #1 {main} thrown in /in/cCXLc on line 6
Process exited with code 255.
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 Warning: Undefined variable $first in /in/cCXLc on line 6 Warning: Undefined variable $second in /in/cCXLc on line 6 Fatal error: Uncaught TypeError: array_diff(): Argument #1 ($array) must be of type array, null given in /in/cCXLc:6 Stack trace: #0 /in/cCXLc(6): array_diff(NULL, NULL) #1 {main} thrown in /in/cCXLc on line 6
Process exited with code 255.
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined variable: first in /in/cCXLc on line 6 Notice: Undefined variable: second in /in/cCXLc on line 6 Warning: array_diff(): Expected parameter 1 to be an array, null given in /in/cCXLc on line 6 NULL
Output for 7.3.32 - 7.3.33: Warning: array_diff(): Expected parameter 1 to be an array, null given in /in/cCXLc on line 6 NULL
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33: Notice: Undefined variable: first in /in/cCXLc on line 6 Notice: Undefined variable: second in /in/cCXLc on line 6 Warning: array_diff(): Argument #1 is not an array in /in/cCXLc on line 6 NULL