- var_dump: documentation ( source)
- array_multisort: documentation ( source)
<?php
$mainArray = array(
0 =>array(
"key1" => array(7,4,5),
'key2' => array('cc','aa')
)
);
foreach($mainArray as $secondIndex=>$secondArray){
foreach($secondArray as $index=>$array){
array_multisort($array);
$secondArray[$index] = $array;
}
$mainArray[$secondIndex] = $secondArray;
}
var_dump($mainArray);
?>