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I have created new attribute 'customer_interest' and successfully getting it in form, frontend validation is working.

Now I need to validate it on backend(php), which file I need to work on? where is this signup form submitting?

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  • please explain which type of validation you want? Jun 27, 2019 at 7:19
  • I want to check if it is empty, then I will through error that this field is required Jun 27, 2019 at 7:23

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