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@ 2018-05-17T06:02:33Z

<?php

$array = [
  'key' => [
    'key_2' => [
       'key_3' => 'Value 3'
    ]
  ],
];

function get_value($array, $key ) {
    $keys = explode(",", $key);
    Foreach($keys as $k){
         $array = $array[$k];
    }
    Return $array;
}

Var_dump(get_value($array, 'key,key_2,key_3' ));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
explode: documentation ( source)

preferences:dark modelive previewkey bindings

27.18 ms | 405 KiB | 5 Q