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    /* 
    - Format Number
    - Formats a number with grouped thousands and decimals.
    
    $number             - The number to be formatted
    $decimals           - The number of decimals the number should have
    $thousandsSeperator - How every thousand should be seperated (usually by a comma)
    $decSeperator       - How decimals should be seperated (usually be a period)
    */
    
    public function formatNumber($number, $decimals = 0, $thousandsSeperator = ',', $decSeperator = '.') {
        return number_format($number, $decimals, $decSeperator, $thousandsSeperator);
    }