- var_dump: documentation ( source)
<?php
$quotes = [
[
'order_number' => '12345678',
'customer_number' => '111111',
],
[
'order_number' => 'qqq',
'customer_number' => 'bbb',
]
];
// 'customer_number' => string '111111' (length=6)
foreach($quotes as &$quote){
$quote['grand_total'] = [
'tax_inclusive' => 123.45,
'tax_exclusive' => 120.00
];
}
var_dump($quotes);