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The Forms module is one of the new great features we introduced in Sitefinity 4. You can use it to robustly build various user interaction forms, polls, questionnaires and more with the intuitive Sitefinity drag-and-drop interface.
Today we’ll explore the option to add validation to the text boxes, which are possibly the mostly used elements in every form. Let’s first create our form and add some widgets to it:
Now, if we would like to make sure that our visitors fill out the text boxes, there is a tick we can select in the text box’s designer window, which would make any of these fields are required:
So far, so good! However, what if we would like to make sure that the fields are filled out with content with a specific format? For example Text, Number or e-mail address? That’s absolutely possible and easy too! We need to go into the Advanced options of the textbox widget first:
and then proceed down to ValidatorDefinition:
Here we can fill out the field ExpectedFormat with the formatting the visitor is supposed to follow:
The different formatting options are listed in the offline Sitefinity documentation, that's available with the SDK. For ease of access, I've enclosed them below:
And that’s that – validation is already in place! Let’s test the result:
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