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Drupal 7 Webform Cookbook by Douglas Vernon Denny

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Advanced data validation

In the Webform Validation module, we have a powerful ally indeed! The basic validation functions that are built into Webform are immensely augmented by the range of possibilities exposed by Webform Validation. The module enables us to specify additional validation rules through a point-and-click interface and, in certain cases, to specify a custom error message for a particular rule.

Getting ready

Let us head on over to the project home page to get the module installed on our site: http://drupal.org/project/webform_validation.

How to do it...

Let's discover how we may utilize the Webform Validation module to extend the range of validations that we may implement on our Webforms.

  1. After the module has been enabled, we will find ...

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