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Pure JavaScript
book

Pure JavaScript

by Allen R. Wyke, Jason Gilliam, Charlton Ting
August 1999
Intermediate to advanced
1488 pages
72h 53m
English
Sams
Content preview from Pure JavaScript

Enumerator

JScript3.0+Syntax

var variable = new Enumerator(collection)

Description

The Enumerator object provides access to items in a collection by allowing iteration through a collection. Accessing items in a collection requires moving the Enumerator object to the first element or the next element using special methods. Unlike arrays, enumerators can not access a specific position. To create and Enumerator object use the Enumerator() constructor. This constructor requires that a collection be passed in as an argument. The methods associated with the Enumerator object are listed in Table 9.7.

Table 9.7. Methods Associated with Enumerator Object
MethodDescription
atEnd()Determines if Enumerator is at the end of the collection
item()Returns ...
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Publisher Resources

ISBN: 0672315475Purchase book