what does it mean “(include_path='.:/usr/share/pear:/usr/share/php')”?

Question

I have file structure on EC2 like : but facing some file referencing problem.

index.php
-db
  -config.php
-cron
  -cron1.php

I have tried file

Answer 1

Actually, the solutions is to open the php.ini file edit the include_path line and either completely change it to

include_path='.:/usr/share/php:/usr/share/pear' 

or append the

'.:/usr/share/php:/usr/share/pear' 

to the current value of include_path.

It is further explained in : http://pear.php.net/manual/en/installation.checking.php#installation.checking.cli.phpdir