How can PHP functions like array_sum() be effectively utilized to calculate totals from multiple values stored in sessions?

To calculate totals from multiple values stored in sessions, you can utilize PHP functions like array_sum(). First, retrieve the values from the session, store them in an array, and then use array_sum() to calculate the total. 

// Retrieve values from session
$value1 = $_SESSION['value1'];
$value2 = $_SESSION['value2'];
$value3 = $_SESSION['value3'];

// Store values in an array
$values = [$value1, $value2, $value3];

// Calculate total using array_sum()
$total = array_sum($values);

echo "Total: " . $total;

Keywords

PHP array_sum() sessions calculate totals utilization

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