- print_r: documentation ( source)
- str_replace: documentation ( source)
- strtolower: documentation ( source)
<?php
$ps = array();
foreach($arr as $value){
$index = str_replace(" ", "", strtolower($value['L2_ATTR_DESC']));
$ps[$index][] = $value[L3_ATTR_DESC];
}
print_r($ps);