- Misspelling of Array key (case sensitive).
- If the variable comes from another script, check the script is 'include'd or 'require'd at least once;
- Did you really define/set the Array element?
- Did you unset the Array element somewhere before?
A foo walks into a bar, takes a look around and says 'Hello World!'.
Joins all the items of an array arrDATA with string strSEPERATOR and returns as a string.
Use namespace and integrate as many resources you can without making a collission.
Take a patient look into this configuration script and your application will be up and running in less than 5 minutes.