Validating forms using php
On the other hand, users will have to fill in the information without getting a response until they submit the form. Validation in this context refers to validating rules such as username availability.
You can read more about validation with Ajax in this excellent tutorial on j Query For Designers.
However, not all users know the meaning of an asterisk sign.
Beginners or older users are very likely to have only a general idea of what an asterisk might mean.
More detailed analysis showed a trend of using very few mandatory fields – more than 50% of forms used at most 5 mandatory fields, while optional fields were often avoided.Ideally, users will fill the web form with necessary information and finish their job successfully. In this article we will go beyond the validation itself and explore different validation and error feedback techniques, methods and approaches. The goal of web form validation is to ensure that the user provided necessary and properly formatted information needed to successfully complete an operation.This can be useful to you when deciding on required fields.Apart from ensuring that users provide necessary information, validation has to ensure that users provide information in the correct format.