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@ 2015-05-07T19:39:06Z

<?php

$arr = [
    1847630 => [
        [ 'ip' => '2001:19f0:5800:8561:5400:00ff:fe07:cae5' ]
        ]
    ];
    
$foo = reset($arr);
var_dump($foo[0]['ip']);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
reset: documentation ( source)

preferences:dark modelive preview

56.53 ms | 402 KiB | 5 Q