User Guide

The File I/O API 35
DWfile.exists()
Availability
Dreamweaver 2.
Description
This function tests for the existence of the specified file.
Arguments
fileURL
• The fileURL argument, which is expressed as a file:// URL, is the requested file.
Returns
A Boolean value: true if the file exists; false otherwise.
Example
The following code checks for the mydata.txt file and displays an alert message that tells the user
whether the file exists:
var fileURL = "file:///c|/temp/mydata.txt";
if (DWfile.exists(fileURL)){
alert(fileURL + " exists!");
}else{
alert(fileURL + " does not exist.");
}
DWfile.getAttributes()
Availability
Dreamweaver 2.
Description
This function gets the attributes of the specified file or folder.
Arguments
fileURL
• The fileURL argument, which is expressed as a file:// URL, is the file or folder for which you
want to get attributes.
Returns
A string that represents the attributes of the specified file or folder. If the file or folder does
not exist, this function returns a null value. The following characters in the string represent
the attributes:
• R is read only.
• D is folder.
• H is hidden.
• S is system file or folder.
000_DW_API_Print.book Page 35 Wednesday, August 20, 2003 9:14 AM