How can PHP developers optimize their code for quote calculations to ensure accuracy and efficiency in a betting system?

To optimize code for quote calculations in a betting system, PHP developers can use built-in functions like `number_format()` to handle decimal precision and rounding. Additionally, they can utilize data types like floats for accurate calculations and avoid unnecessary string manipulations. Finally, developers should consider using caching mechanisms to store and retrieve frequently used quote calculations for improved efficiency.

// Example code snippet for optimizing quote calculations in a betting system
$odds = 2.5;
$stake = 100;

// Calculate the potential payout
$payout = $odds * $stake;

// Format the payout to 2 decimal places
$formatted_payout = number_format($payout, 2);

echo "Potential payout: $" . $formatted_payout;