it can be done using txt file or database. Just create a resource as db or lines from file . Now use PARSE LINE option in TOOLS .Parse in same order as data in txt file or db . Ex user,pass,email,cookie etc. Untick Reuse Resource will make load new line every time you parse.
There are many solutions to do this, but which solution helps to optimize the source code is important. Please clarify the purpose, explain more clearly