1143Chapter 42 .Global Functions (Web design portfolio) and Statements Table 42-3
1143Chapter 42 .Global Functions and Statements Table 42-3 Enumerator Object Methods Method Description atEnd() Returns true if pointer is at end of collection item() Returns value at current pointer position moveFirst() Moves pointer to first position in collection moveNext() Moves pointer to next position in collection For more details, visit http://msdn.microsoft.com/scripting/jscript/ doc/jsobjEnumerator.htm. FileSystemObject Of all the IE/Windows objects, the one whose capabilities most scripters want to have as a cross-browser native object is FileSystemObject. A common wish among scripters is to be able to save some user-entered data on the client in file form rather than as a cookie. Of course, there can t be wide-open access to the file system because unscrupulous scripters could wreak havoc with a user s system and privacy especially in such a well-documented and constant OS file structure as Windows. Netscape Navigator can accomplish many of these same operations via direct access to Java classes and signed scripts (which obtain the user s permis sion before accessing the file system). FileSystemObject has a large library of methods (and one property) that scripts with the proper security clearance and permission can use to read and write files, create and delete files and directories, and, essentially, have its way with the contents of the client s hard disk. Table 42-4 shows a summary of these methods. FileSystemObject
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