MACROMEDIA DREAMWEAVER 8-DREAMWEAVER API Spezifikationen PDF herunterladen (Seite 277)

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The File I/O API 277

DWfile.read()

Availability

Dreamweaver 2

Description

Reads the contents of the specified file into a string.

Arguments

fileURL

The argument, which is expressed as a file:// URL, is the file you want to read.

Returns

A string that contains the contents of the file, or null if the read fails.

Example

The following code reads the file mydata.txt and, if successful, displays an alert box with the

contents of the file.

var fileURL = "file:///c|/temp/mydata.txt";

var str = DWfile.read( fileURL);

if (str){

alert( fileURL + " contains: " + str);

}

DWfile.remove()

Availability

Dreamweaver 3

Description

Moves the specified file to the Recycling Bin or Trash.

Arguments

fileURL

The argument, which is expressed as a file:// URL, is the file you want to remove.

Returns

true if the operation succeeds; false otherwise.

Example

The following example uses DWfile.getAttributes() to determine whether the file is read-only

and

confirm() to display a Yes/No dialog box to the user.

function deleteFile(){

var delAnyway = false;

var selIndex = document.theForm.menu.selectedIndex;

var selFile = document.theForm.menu.options[selIndex].value;

if (DWfile.getAttributes(selFile).indexOf(’R’) != -1){

delAnyway = confirm(’This file is read-only. Delete anyway?’);

if (delAnyway){

DWfile.remove(selFile);

}

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