Validating form input javascript

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The name can’t be empty and password can’t be less than 6 characters long. The user will not be forwarded to the next page until given values are correct.

If an error occurs, check Validity() returns false.We want to make sure that we are validating their input before it is committed to CRM.This way we ensure that our data is clean and meaningful to us and the customer.Every developer knows how complex and tricky form validation can be. On this article I will share our approach on how to perform form validation.Ideally, users fill in the form with necessary information and finish the job successfully. These requirements turned into the main characteristics of this solution: element (type=email, number, …), we also have constraint validation (required, maxlength, …) to ease the work of checking the form content on the client side.

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