AJAX and PHP: Building Modern Web Applications by Bogdan Brinzarea, Cristian Darie

By Bogdan Brinzarea, Cristian Darie

Build person pleasant internet 2.0 purposes with JavaScript and personal home page

  • Create swifter, lighter, larger internet functions by utilizing the AJAX applied sciences to their complete potential
  • Leverage the facility of Hypertext Preprocessor and MySQL to create robust back-end performance and make it paintings in concord with a responsive AJAX clientWrite larger JavaScript code to allow strong internet features
  • Understand the full client-server mechanism via following entire, step by step case studies

In element

AJAX permits interactive interfaces that may change conventional consumer interfaces. increase the person adventure of your personal home page web site utilizing AJAX with this useful and pleasant educational! This publication is the most productive source you will get to go into the interesting international of AJAX with Hypertext Preprocessor. in keeping with a variety of examples and distinctive case reports, this AJAX with Hypertext Preprocessor educational will construct your origin wisdom for growing swifter, larger net applications.

The most sensible AJAX instructional for Hypertext Preprocessor builders has been thoroughly rewritten to be your pleasant consultant to trendy net 2.0 improvement recommendations! AJAX and Hypertext Preprocessor: development smooth net functions, second variation covers each major element of constructing and conserving AJAX and Hypertext Preprocessor applications.

This publication will educate you ways to take advantage of Hypertext Preprocessor, JavaScript, MySQL and jQuery to construct sleek, responsive net functions. After development a robust origin, the ebook will stroll you thru a variety of real-world case experiences overlaying innovations you may be prone to desire on your personal applications:

  • Learn the way to write unobtrusive, degradable, transportable, SEO-friendly AJAX code
  • Understand the object-oriented version of JavaScript and JSON
  • Learn easy methods to use the jQuery JavaScript library by means of dealing with entire case studies
  • Debug your AJAX and personal home page code utilizing sleek tools
  • Assess the protection implications of writing AJAX code and stay away from defense dangers resembling cross-site scripting
  • Learn complex AJAX and Hypertext Preprocessor styles and methods akin to predictive fetching, growth indicator, sleek degradation, cross-domain calls, and more
  • Understand the full client-server mechanism by means of dealing with entire, step by step case reviews, together with AJAX shape Validation, and AJAX on-line Chat and AJAX Editable DataGrid with jQuery

What you are going to study from this booklet

  • Create quicker, lighter, higher internet functions through the use of the AJAX applied sciences to their complete potential
  • Learn to exploit Hypertext Preprocessor and MySQL at the server, and Javascript and jQuery at the buyer, to construct real-world AJAX applications
  • Combine client-side and server-side performance to reinforce the person adventure of your web site utilizing AJAX
  • Learn to simulate deepest, example, and static category individuals in JavaScript
  • ld an AJAX-enabled shape validation web page, that is secure to paintings no matter if the customer does not help JavaScript and AJAX

Approach

This booklet is a step by step, example-driven AJAX instructional, that includes whole case reviews. each one bankruptcy encompasses a pleasant mixture of idea and perform, in order that your trip throughout the booklet could be friendly, but effective. you will be coding your first AJAX program on the finish of the 1st bankruptcy, and with each one new bankruptcy you will improve more and more advanced AJAX purposes that includes complex strategies and coding styles.

Who this ebook is written for

AJAX and personal home page: construction sleek internet purposes, 2d variation, is written for personal home page builders who:

  • Want to profit tips to use Hypertext Preprocessor, JavaScript, MySQL and jQuery to enforce net 2.0 applications
  • Are searching for a step by step, example-driven AJAX tutorial
  • Want to benefit complex AJAX coding styles and strategies and be ready to check the safety and search engine optimization implications in their code

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Extra info for AJAX and PHP: Building Modern Web Applications

Sample text

This folder will be used for all the examples in this chapter and the next chapter. 2. In the javascript folder, create a subfolder called jsdom. 3. 1//EN" "http://www. js"> I'm Body. [ 39 ] JavaScript and the AJAX Client 4. "); Be very careful when writing this code because JavaScript is case sensitive. Even a small typo will usually make the code non-functional. If you run into trouble, we suggest that you check the Error Console (Ctrl+Shift+J) in Mozilla Firefox, or consult Chapter 6, Debugging and Profiling AJAX Applications, for more details on debugging your JavaScript code.

Create an instance of the XMLHttpRequest object. 2. Use the XMLHttpRequest object to make an asynchronous call to a server page and define a callback function that will be executed automatically when the server response is received. 3. Evaluate the server's response in the callback function. 4. Carry out updating of the web page with the data received. 5. Return to step 2.

The second parameter is the server page you want to access; when the first parameter is GET, you send the parameters as name/value pairs in the query string. The third parameter is true if you want the call to be made asynchronously. When making asynchronous calls, you don't wait for a response. onreadystatechange = handleServerResponse; Once you've set this option, you can rest calm—the handleServerResponse() function will be executed by the system when anything happens to your request. status == 200) { The handleServerResponse() function is called multiple times, whenever the status of the request changes.

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