FileEntrySync
Non-standard: This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
The FileEntrySync interface represents a file in a file system. It lets you write content to a file.
Warning: This interface is deprecated and is no more on the standard track. Do not use it anymore. Use the File and Directory Entries API instead.
Basic concepts
To write content to file, create a FileWriter object by calling createWriter().
Method overview
FileWriterSync
createWriter ()); |
File file ()); |
Instance methods
createWriter()
Creates a new FileWriter associated with the file that the FileEntry represents.
void createWriter ();
Parameter
None.
Returns
A FileWriterSync object.
Exceptions
This method can raise a DOMException with the following codes:
| Exception | Description |
|---|---|
NOT_FOUND_ERR |
The file does not exist. |
INVALID_STATE_ERR |
The file is no longer valid for some reason other than it having been deleted. |
file()
Returns a File that represents the current state of the file that this FileEntry represents.
void file ();
Parameter
None.
Returns
A File object.
Exceptions
This method can raise a DOMException with the following codes:
| Exception | Description |
|---|---|
NOT_FOUND_ERR |
The file does not exist. |
INVALID_STATE_ERR |
The file is no longer valid for some reason other than it having been deleted. |
Specifications
This feature is not part of any specification anymore. It is no longer on track to become a standard.
Browser compatibility
BCD tables only load in the browser