It can change the text that appears in a. The JavaScript program can manipulate the contents of the page though these objects. At the top of the hierarchy is the document, corresponding to the web page. The imbedded JavaScript can access those objects. This is interpreted when the user clicks on the link or area.Īs the browser interprets the HTML, it creates a hierarchy of objects representing the various parts of the web page. In this case, the JavaScript must be prefixed with javascript.
Peg solitaire in js code#
This code is interpreted when the event occurs. Inside an HTML tag as the value of an attribute such as onMouseOver, onMouseOut, etc.This article discusses Client-Side JavaScript, which runs in a web browser. JavaScript interpreters have been written to run in different environments. But first, let's review some core JavaScript concepts.
All you need is a text editor and a browser. I hope to provide a hint of JavaScript's power to create an interesting user experience under 4.x browsers, by presenting a sample program that creates a Peg Solitaire game in a web page. This article provides an example of how such expressions can be used to produce a legible program. I focus on a feature of the language that gets very little mention in books: the ability to use a function definition as an expression. Educational Institution and Student DiscountsĬolumn Tag: Web Technologies Solitaire in JavaScriptīy Danny Swarzman One approach to structuring code with initializers and lambda expressions.
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