The data validation app is especially useful in the checkout page. With the data validation app you can create rules so that only valid data from the customer is accepted into the various checkout fields.
A checkout field that requires the phone number of the customer can be configured to accept only a number input from the customer.
You can also set it to reject special characters and alphabets. This way the customer will be informed to only enter a valid phone number, address or any other details in the checkout field.
Setup rules forcing validation on any one of the eight criterias available.You can set validation parameters and rules as per your requirements.
You can apply rules on the core custom fields or non-core custom fields of the checkout page. Rules can be set to force validations on any of the nine criterias.
Rules can be applied on any or all of the three layouts- Billing, shipping and Payment layouts.
Add as many rules as you wish to any of the custom fields.There are o restrictions on the number of rules that can be added.
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