<?php
$number = 1234.56;
// format mata uang inggris (default)
$english_format_number = number_format($number);
echo "\n".$english_format_number; // 1,235

// format mata uang perancis
$nombre_format_francais = number_format($number, 2, ',', ' ');
echo "\n".$nombre_format_francais; // 1 234,56

//format mata uang indonesia
$format_indonesia = number_format ($number, 2, ',', '.');
echo "\n".$format_indonesia; //1.234,56
?> 

1,235
1 234,56
1.234,56