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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$collection = collect([
"Jul-2022" => [],
"Aug-2022" => [
"annualbuffalomilksalerecordforcustomer" => "8.00",
"annuala2milksalerecordforcustomer" => "5.50",
"annualjerseymilksalerecordforcustomer" => "2.50",
"annualbuffalomilksalerecord" => "168.00",
"annuala2milksalerecord" => "0.00",
"annualjerseymilksalerecord" => "390.00",
],
]);
var_export(
$collection->map(fn($row) => $row + ['sumofmilksale' => array_sum($row)])
);