CSV (Comma Separated Values). e.g. computer, science, department - or - "computer", "science", "department"
p.s. it's "values" not "variables"
How to read a CSV file into an array like a boss: $csv = array_map('str_getcsv', file('data.csv'));
assignment5: $2a$10$oFNR0YCkkeE9BxCknANkbeBYPU0UmVI.WzW6aC4gc.pwhJcfdzCTG (your welcome)
Here is why not to use md5 or sha1. [ https://gist.github.com/epixoip/8171031 ]
