PHP Filtering Form Input -


hello have simple form on site allows users send feedback. form validated in more 1 way emails bunch of gibberish like: sadfasdasd sadfsa dasd werqwer gsdfh hdfgh.

question: there clever way check input string prevent this?

distinguishing between rubbish , sense hard job computer , apparently not easy humans either. way degree of success use sort of spam filtering software.


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