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by Edgar Gonzalez.
Original Post: Rails - validates_unlike plugin : validate that an attribute doesn't match against a RegExp
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(versión en español)
Working in rubycorner.com, I found myself needing to validate that a model attribute didn't match against some RegExp.
My first approach was to define a validate method in my model:
def validate
if my_field =~ /html|http|onclick|onmouseover/
errors.add("my_field", "should not contain html, http, onclick or onmouseover.")
end
end
But this approach is not DRY, so I create [...]
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