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Mastering JSON ( JavaScript Object Notation )

Mastering JSON ( JavaScript Object Notation ) Filed: Tue, Apr 10 2007 under Programming|| Tags: JSON javascript objects ajax Widely hailed as the successor to XML in the browser, JSON aspires to be nothing more than a simple, and elegant data format for the exchange of information between the browser and server; and in doing this simple task it will usher in the next version of the World Wide Web itself. The Object: An Introduction Behold, an Object…
Introduction Why a re-introduction? Because JavaScript has a reasonable claim to being the world's most misunderstood programming language. While often derided as a toy, beneath its deceptive simplicity lie some powerful language features, one that is now used by an incredible number of high-profile applications, showing that deeper knowledge of this technology is an important skill for any web or mobile developer. It's useful to start with an idea of the language's history. JavaScript was created in 1995 by Brendan Eich, an engineer at Netscape, and first released with Netscape 2 early in 1996.

A re-introduction to JavaScript

A re-introduction to JavaScript
Hash Tables in Javascript Hash Tables in Javascript Javascript is a prototype-based object-oriented language. In JavaScript, all non-scalar objects behave as associative arrays, a mapping from property keys to values. The keys and values can be scalars, objects or functions. This tutorial demonstrates how to provide a hash table wrapper around these native objects that avoids stepping on the built-in properties of a JavaScript object and thus makes it more consistent.
understanding javascript arrays - online javascript primer - creating and storing values in javascript arrays An array can be regarded as a set of variables. This does not mean that the variables in an array are related to each other; they are still separate entities in themselves. Arrays helps us group variables, which we plan to use for a particular purpose because accessing their values becomes a lot easier this way. Consider the following table: To store these city names, we can either employ different variables such as city1, city2, city3 ... or insert these values into an array. understanding javascript arrays - online javascript primer - creating and storing values in javascript arrays
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