PHP Regular Expression Exercises: Remove nonnumeric characters except comma and dot

PHP regular expression: Exercise-4 with Solution

Write a PHP script to remove nonnumeric characters except comma and dot.

Sample string : '$123,34.00A'

Pictorial Presentation:

Sample Solution:

PHP Code:

<?php
$str1 = "$12,334.00A";
echo preg_replace("/[^0-9,.]/", "", $str1)."\n";
?>

Sample Output:

12,334.00

Flowchart :

PHP Code Editor:

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