Chapter 3. Using the Validation Controls

<feature><title>In this Chapter</title> <objective>

Overview of the Validation Controls

</objective>
<objective>

Using the RequiredFieldValidator Control

</objective>
<objective>

Using the RangeValidator Control

</objective>
<objective>

Using the CompareValidator Control

</objective>
<objective>

Using the RegularExpressionValidator Control

</objective>
<objective>

Using the CustomValidator Control

</objective>
<objective>

Using the ValidationSummary Control

</objective>
<objective>

Creating Custom Validation Controls

</objective>
<objective>

Summary

</objective>
</feature>

In this chapter, you learn how to validate form fields when a form is submitted to the web server. You can use the validation controls to prevent users ...

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