Further reading

  • The shuffle() and array_rand() functions are fairly good at providing pseudo-random information, but the whole topic of randomisation is much more massive and complex than you may realise. If you are interested in learning more about randomisation, I suggest you learn from the best: Donald Knuth's "Art of Computer Programming, Volume 2: Seminumerical Algorithms" should do the trick, if your maths is up to scratch.


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