Chapter 7. Enhancing the Client with JavaScript
In this chapter, we will cover the following recipes:
- Using action functions
- Avoiding race conditions
- The confirmation dialog
- Pressing Enter to submit
- The onload handler
- Collapsible list elements
- Trapping navigation away
- Creating a record using JavaScript remoting
Introduction
JavaScript is used on a huge number of websites to add visual effects, validation, server interaction, and many more features. As JavaScript executes on the client side, it removes the latency involved with a round trip to the web server, resulting in more responsive applications and an improved user experience. JavaScript can also provide functionality that is not possible using HTML and server-side processing, for example, handling ...
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