import flash.filesystem.File;

var file1:File = new File(File.applicationDirectory.resolvePath("data/未来生活由您来定义.xml").nativePath);

trace(file1.nativePath);//获取未来生活由您来定义.xml的绝对地址

trace(File.applicationDirectory.nativePath);//获取应用程序根目录

var file:File=File.applicationDirectory;

var _diskRootPath:String;

_diskRootPath=file.nativePath+"/";

var pattern:RegExp = /\\/g;//正则表达式，将“\”字符换成“/”字符

_diskRootPath = _diskRootPath.replace(pattern, "/");

trace(_diskRootPath);