how to remove last char from string

Question

It might be a simple task. But I am new to PHP.

I am creating a string of values getting from database for a specific purpose.

How to remove last char from s

Answer 1

You can use Implode() for making such string instead of making it manually

implode("##",$dataarray);

BTW for removing last char you can do like below:

substr($str,0,(strlen($str)-2));