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@ 2015-09-30T05:24:54Z

<?php

$a = ['1', '2', '3'];
$b = ['a', 'b', 'c'];

$c = array_merge($a,$b);

$d = [];
$d[] = $c;


var_dump($c);
var_dump($d);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_merge: documentation ( source)

preferences:dark modelive preview

49.87 ms | 402 KiB | 5 Q