I have a variable ($uid) which fetches value from a database. My problem is that I am not able to append that variable to another variable ($str). The value of the $uid will be in place of '___' in the $str variable. How do I do approach?
$uid = 5;
$str ='ALPHA|___|NA|2|NA|NA|NA|INR|NA|NA|BETA|NA|NA|NA|NA|NA|NA|NA|NA|NA|NA';