PHP number_format() Function code example
Example 1: php number format
$num = 12345.6789;
echo number_format($num, 2, '.', '') //12345.67
echo number_format($num, 3, ',', '.') //12.345,678
Example 2: number format to float php
$num = '1,200,998.255';
########## FOR FLOAT VALUES ###########################
echo filter_var($num, FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
#output : 1200998.255
########## FOR INTEGER VALUES ###########################
echo filter_var($num, FILTER_SANITIZE_NUMBER_INT);
#output : 1200998