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IBM Cognos 10 Report Studio Cookbook, Second Edition

You're reading from   IBM Cognos 10 Report Studio Cookbook, Second Edition Getting the most out of IBM Cognos Report Studio is a breeze with this recipe-packed cookbook. Cherry-pick the ones you want or go through the tutorial step by step – either way you'll end up with some highly impressive reports.

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Product type Paperback
Published in Aug 2013
Publisher Packt
ISBN-13 9781849688208
Length 364 pages
Edition 2nd Edition
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Toc

Table of Contents (21) Chapters Close

IBM Cognos 10 Report Studio Cookbook Second Edition
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
1. Report Authoring Basic Concepts FREE CHAPTER 2. Advanced Report Authoring 3. Using JavaScript Files – Tips and Tricks 4. The Report Page – Tips and Tricks 5. Working with XML 6. Writing Printable Reports 7. Working with Dimensional Models 8. Working with Macros 9. Using Report Studio Efficiently 10. Working with Active Reports 11. Charts and New Chart Features 12. More Useful Recipes 13. Best Practices Recommendations and References Index

Validating textbox prompts


Let's say there is a report with a textbox prompt. Users are expected to enter a phone number in (nnn) nnn-nnnn format in that prompt.

In this recipe, we will write a code to validate the value entered by the user and submit the report only if the value entered is in the specified format.

Getting ready

Pick any report and add a textbox prompt to it. We will add a JavaScript to validate that textbox.

How to do it...

We want to make sure that the user will write the phone number in the right format. So, we will validate the number entered by the user using JavaScripts, and in case the number is not following the required format, a warning message will appear to the user with the correct format. To do this, perform the following steps:

  1. Wrap the textbox prompt within a span in the same way as we did in prior recipes.

  2. Add the following script to the page footer:

    <script>
    function ValidatePage()
    {
      var theSpan = document.getElementById("A1");
      var a = theSpan.getElementsByTagName...
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