$input |
= |
[ 0 => [ 0 => 'orange', 1 => 'banana', 2 => 'apple', 3 => 'raspberry', ], 1 => [ 0 => 'pineapple', 4 => 'cherry', ], 2 => [ 0 => 'grape', ], ] |
$test_output |
= |
[ 'result' => [ 'array' => [ 0 => 'grape', 1 => 'banana', 2 => 'apple', 3 => 'raspberry', 4 => 'cherry', ], ], 'php_version' => '7.1.33 Linux x86_64', ] |