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@ 2017-12-04T08:49:11Z

<?php

$arr = array(array(1, 2), array(1));

$arr = array_map(function ($a) { return count($a) == 1 ? $a[0] : $a; }, $arr);

print_r($arr);

Output
Performance
VLD
References
Branches

array_map: documentation ( source)
print_r: documentation ( source)

preferences:dark modelive previewkey bindings

35.33 ms | 405 KiB | 5 Q