Add comma to php

Question

would like to add a "," after the first two numbers. For example: 2098 -> 20.98; 20398 -> 20,398; 201 -> 20,1; Does anyone know how to do this in php?

Answer 1

You can do it like this:

echo preg_replace('/^(..)/', '$1,', '2098'); // 20,98

You can read more about preg_replace here.

And regular expressions here.