Data Validation Techniques

  • Russ Ferguson
  • Christian Heilmann


In this chapter, you will learn about using JavaScript to validate data entered by the user or coming from other systems. You already heard a lot about this in  Chapter 2, which dealt with decisions involving data, and we will use some of that knowledge and extend it here.


Regular Expression Quotation Mark Input Type Cascade Style Sheet Constraint Validation 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Russ Ferguson 2013

Authors and Affiliations

  • Russ Ferguson
    • 1
  • Christian Heilmann
    • 2
  1. 1.NJUnited States
  2. 2.LOUnited Kingdom

Personalised recommendations