test_number_format

<?php

$number = 1234.56;

// english notation (default)
$english_format_number = number_format($number);

// 1,235
// French notation
$nombre_format_francais = number_format($number, 2, ',', ' ');

// 1 234,56
$number = 1234.5678;

// english notation without thousands separator
$english_format_number = number_format($number, 2, '.', '');

// 1234.57
?>