- print_r: documentation ( source)
- array_merge: documentation ( source)
<?php
$types = array(
"text" => 2,
"image" => 2,
"audio" => 2,
);
$output = [];
foreach ($types as $item => $num) {
for ($i = 0; $i < $num; ++$i) {
$output[$i][] = $item;
}
}
$output = array_merge(...$output);
print_r($output);