- print_r: documentation ( source)
<?php
$array = array(1 => 5, 0 => 5);
echo "first array\n";
print_r($array);
$output = Array();
foreach ($array as $key => $value) {
echo "$key => $value \n";
$output[] = array("id" => $key, "score" => $value);
}
echo "secont array\n";
print_r($output);