How can I replace a period with a comma in the tens place and insert a period in the thousands place in PHP?

To replace a period with a comma in the tens place and insert a period in the thousands place in PHP, you can use the number_format() function. This function allows you to format a number with specific decimal and thousands separators. By using number_format() with the appropriate parameters, you can achieve the desired formatting of the number.

$number = 12345.67;
$formatted_number = number_format($number, 2, ',', '.');
echo $formatted_number;