この記事は技術レビューを必要としています。ぜひご協力ください。
この記事はまだボランティアによって 日本語 に翻訳されていません。ぜひ MDN に参加して翻訳を手伝ってください!
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.
Summary
The 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
.
Syntax
var request = instanceOfLockedFile.append(data);
Parameters
data
- The data to write into the file. It can be a string or an
ArrayBuffer
.
Return
A FileRequest
object to handle the success or failure of the operation.
Specifications
Specification | Status | Comment |
---|---|---|
FileSystem API | Editor's Draft | Draft proposal |