非标
此特征是非标准的,且不在标准轨道中。不要在面向 Web 的生产站点中使用它:它不适用于每个用户。实现之间可能存在大的不兼容性,且行为将来可能改变。
append
method is used to write some data at the end of the file.
The write operation is performed at the end of the file, regardless of the
LockedFile.location
value, and actually sets this value to
null
.
var request = instanceOfLockedFile.append(data);
data
ArrayBuffer
.
A
FileRequest
object to handle the success or failure of the operation.
| 规范 | 状态 | 注释 |
|---|---|---|
| FileSystem API | 编者草案 | Draft proposal |
LockedFile
FileError
FileException
FileHandle
FileRequest
FileSystem
FileSystemDirectoryEntry
FileSystemDirectoryEntrySync
FileSystemDirectoryReader
FileSystemDirectoryReaderSync
FileSystemEntry
FileSystemEntrySync
FileSystemFileEntry
FileSystemFileEntrySync
FileSystemFlags
FileSystemSync
HTMLInputElement
LocalFileSystem
LocalFileSystemSync
元数据
Window.requestFileSystem()
Window.resolveLocalFileSystemURL()
WorkerGlobalScope.requestFileSystemSync()