JavaScript examples bible: the essential companion to by Danny Goodman

By Danny Goodman

JavaScript Examples Bible is the instance spouse to the best-selling JavaScript Bible by way of Danny Goodman. This publication is for a person who's searching for entire examples of JavaScripts. the various examples exhibit certain descriptions of HTML listings that illustrate a selected item version or language characteristic. much more instance sections invite you to aim out an item version or language function with the aid of an interactive workbench, known as The Evaluator - a JavaScript Bible specific!

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Disabled = true The sample paragraph’s text turns gray. F 22 6/26/01 8:34 AM Page 22 JavaScript Examples Bible: The Essential Companion to JavaScript Bible Example The following simplified function accepts a parameter that can be any object in a document hierarchy. length } Because the ownerDoc variable contains a valid reference to a document object, the return statement uses that reference to return a typical property of the document object hierarchy. 5 ✓ ✓ Example These two properties come in handy for Listing 15-10, whose job it is to either add or replace LI elements to an existing OL element.

The script part of this page is a mere single statement. When the user triggers the onClick event handler of the repeated TR object, the function receives a reference to the TR object as a parameter. The data store object maintains an internal copy of the data in a recordset object. F 6/26/01 8:34 AM Page 41 Chapter 1 ✦ Generic HTML Element Objects (Chapter 15) 41 the AbsolutePosition property, which is the integer value of the current record that the data object points to (it can point to only one row at a time, and the default row is the first row).

You can also switch the button label to one that indicates the action invoked by the next click on it. className = (newState) ? innerText = (newState) ? blur()”> Enable Editing

The BUTTON element has an onFocus event handler that immediately invokes the blur() method on the button. This prevents a press of the spacebar (during editing) from accidentally triggering the button. 5 ✓ ✓ Example Use The Evaluator (Chapter 13 in the JavaScript Bible) to compare the properties of the currentStyle and style objects of an element.

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