Write a PHP script to remove comma(s) from the following numeric string

str_replace():-

The str_replace() function replaces some characters with some other characters in a string.

 is_numeric():-

The is_numeric() function checks whether a variable is a number or a numeric string.

code:-

 <?php
$str = "120,10";
$num = str_replace( ',', ' ', $str);
if( is_numeric($num))
  {
  echo $num."\n";
  }
?>

output:-

12010