PHP Interview Questions

In how many ways we can retrieve the data in the result set of MySQL using PHP?
You can do it by 4 Ways
1. mysql_fetch_row.
2. mysql_fetch_array
3. mysql_fetch_object
4. mysql_fetch_assoc
2.How can we extract string ‘hotmail.com ‘ from a string raghav.cool@hotmail.com using regular expression of PHP?
preg_match(”/^http://invalid.invalid/@(.+)$/”,’raghav.cool@hotmail.com’,$found);
echo $found[1];