Fatal error: Uncaught TypeError: array_filter(): Argument #1 ($array) must be of type array, string given in /in/86b8M:3
Stack trace:
#0 /in/86b8M(3): array_filter('20_16')
#1 {main}
thrown in /in/86b8M on line 3
Process exited with code 255.
Warning: array_filter() expects parameter 1 to be array, string given in /in/86b8M on line 3
Warning: implode(): Invalid arguments passed in /in/86b8M on line 3
NULL
Output for 5.2.5 - 5.2.17
Warning: array_filter(): The first argument should be an array in /in/86b8M on line 3
Warning: implode(): Invalid arguments passed in /in/86b8M on line 3
NULL
Warning: array_filter(): The first argument should be an array in /in/86b8M on line 3
Warning: implode(): Bad arguments. in /in/86b8M on line 3
NULL
Output for 4.3.0 - 4.3.1
Warning: array_filter() [http://www.php.net/function.array-filter]: The first argument should be an array in /in/86b8M on line 3
Warning: implode() [http://www.php.net/function.implode]: Bad arguments. in /in/86b8M on line 3
NULL