Generate Random Unique Number

I have found many times when writing stuff in PHP that I have come across a need to generate a random number. That’s not too bad in and of itself, but what about when you need a unique ID key or something like that. For example, say you are writing the next best helpdesk application and need unique case numbers and don’t want to simply use a counter. For whatever reason, I put this little function together and it has served me well. Check it out …

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