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@ 2020-03-22T03:19:35Z

<?php

$array = array();
$month = 'enero';
$array[$month][] = '01';
$array[$month][] = '02';
print_r($array);

$array = array();
$month = 'enero';
$array[$month] = array();
array_push($array[$month], '01');
array_push($array[$month], '02');
print_r($array);

Output
Performance
VLD
References
Branches

array_push: documentation ( source)
print_r: documentation ( source)

preferences:dark modelive previewkey bindings

33.49 ms | 405 KiB | 5 Q