Creating a social website with PHP

Question

How to create a simple social website that can store
1- arrays of 20 users
2- 30 built-in functions
3- 10 user defined functions

Answer 1

Use MySQL or MySQLi, for databases that can store all the data. HTML, CSS and JavaScript will need to be used too.

Answer 2

Then store everything in XML files, so you can read them in replace of databases.

Answer 3

No, because no databases are being used, use XML files in replace of databases.

Answer 4

but the criteria here it doesnt want a database just the array and functions alone creating a social website

Answer 5

store everything you mean? convert the files to xml?

Answer 6

how can i post status with using array or functions?