This article mainly describes the JavaScript Run-time library properties, the need for friends can refer to the following
Description Language elements in the TextStream file, returns True if the file pointer crosses the End-of-line flag, otherwise it returns FALSE. AtEndOfLine Property Returns True if the file pointer is at the end of the TextStream file; AtEndOfStream Properties Sets or returns the properties of a file or folder. Attributes Property Returns the total number of free space on the specified drive or network share to the user. AvailableSpace property Returns the column number of the current character position in the TextStream file. The Column property sets the comparison string key value in the Dictionary object and returns the comparison method. CompareMode Property Returns the number of items in a collection or Dictionary object. Count Property Returns the date and time that the specified file or folder was created. DateCreated Property Returns the date and time that the specified file or folder was last accessed. Datelastaccessed Property Returns the date and time when the specified file or folder was last modified. DateLastModified property Returns the drive letter of the drive where the specified file or folder resides. Drive property Returns the drive letter for a local drive or network share. DriveLetter property Returns a drives collection that contains all the Drive objects available on the local machine. The Drives property Returns a value that represents the type of the specified drive. DriveType Property Returns a collection of Files that contains all the file objects contained in the specified folder, including those that have implicit and System file property settings. The Files property Returns the type of file system that is being used for the specified drive. FileSystem Property Returns the total free space on the specified drive or network share to the user. FreeSpace Property Returns True if the specified drive is ready, otherwise returns FALSE. IsReady Property Returns True if the specified folder is the root folder, otherwise it returns FALSE. IsRootFolder property Sets or returns an item for the specified key value in the Dictionary object.Item Property Set a key value in the Dictionary object. Key property Returns the current line number in the TextStream file. Line property Sets or returns the name of the specified file or folder. The Name property Returns the folder object for the first level of the specified file or folder. ParentFolder Property Returns the path to the specified file, folder, or drive. The Path property Returns a Folder object that represents the root folder of the specified drive. RootFolder property Returns the decimal number used to uniquely determine a disk volume. SerialNumber Property Returns the network share name of the specified drive. ShareName property Returns a short name used by a program that requires a previous 8.3 file naming convention. ShortName Properties Returns a short path used by a program that requires a previous 8.3 file naming convention. ShortPath property Returns the size of the specified file or folder by byte. The Size property Returns a Folders collection that contains all the folders that are contained in the specified folder, including those that have implicit and System file property settings. Subfolders Property Returns the total space for a drive or network share by byte. TotalSize Property Returns information about a file or folder type. Type Property Sets or returns the volume name of the specified drive. VolumeName Properties