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Title: FileSystemFileHandle: createWritable() method - Web APIs | MDN

Open Graph Title: FileSystemFileHandle: createWritable() method - Web APIs | MDN

Description: The createWritable() method of the FileSystemFileHandle interface creates a FileSystemWritableFileStream that can be used to write to a file. The method returns a Promise which resolves to this created stream.

Open Graph Description: The createWritable() method of the FileSystemFileHandle interface creates a FileSystemWritableFileStream that can be used to write to a file. The method returns a Promise which resolves to this created stream.

Opengraph URL: https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable

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FileSystemFileHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle
createWritable()https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable
https://github.com/orgs/mdn/discussions/739
https://developer.mozilla.org/de/docs/Web/API/FileSystemFileHandle/createWritable
https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable
https://developer.mozilla.org/ja/docs/Web/API/FileSystemFileHandle/createWritable
https://developer.mozilla.org/zh-CN/docs/Web/API/FileSystemFileHandle/createWritable
Learn more https://developer.mozilla.org/en-US/docs/Glossary/Baseline/Compatibility
See full compatibility https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#browser_compatibility
secure contextshttps://developer.mozilla.org/en-US/docs/Web/Security/Defenses/Secure_Contexts
supporting browsershttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#browser_compatibility
Web Workershttps://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API
FileSystemFileHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle
FileSystemWritableFileStreamhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemWritableFileStream
Promisehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise
Syntaxhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#syntax
Exampleshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#examples
Specificationshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#specifications
Browser compatibilityhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#browser_compatibility
See alsohttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#see_also
Syntaxhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#syntax
Parametershttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#parameters
options Optionalhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#options
keepExistingData Optionalhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#keepexistingdata
Booleanhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Boolean
mode Optional https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#mode
"exclusive"https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#exclusive
"siloed"https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#siloed
Return valuehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#return_value
Promisehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise
FileSystemWritableFileStreamhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemWritableFileStream
Exceptionshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#exceptions
DOMExceptionhttps://developer.mozilla.org/en-US/docs/Web/API/DOMException
PermissionStatus.statehttps://developer.mozilla.org/en-US/docs/Web/API/PermissionStatus/state
DOMExceptionhttps://developer.mozilla.org/en-US/docs/Web/API/DOMException
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DOMExceptionhttps://developer.mozilla.org/en-US/docs/Web/API/DOMException
Exampleshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#examples
Basic usagehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#basic_usage
Expanded usage with optionshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#expanded_usage_with_options
createWritable() mode testhttps://mdn.github.io/dom-examples/file-system-api/createwritable-mode/
source codehttps://github.com/mdn/dom-examples/tree/main/file-system-api/createwritable-mode
https://developer.mozilla.org/en-US/docs/Web/HTML/Reference/Elements/button
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disabledhttps://developer.mozilla.org/en-US/docs/Web/HTML/Reference/Attributes/disabled
Window.showSaveFilePicker()https://developer.mozilla.org/en-US/docs/Web/API/Window/showSaveFilePicker
FileSystemWritableFileStream.write()https://developer.mozilla.org/en-US/docs/Web/API/FileSystemWritableFileStream/write
WritableStream.close()https://developer.mozilla.org/en-US/docs/Web/API/WritableStream/close
Specificationshttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#specifications
File System# api-filesystemfilehandle-createwritablehttps://fs.spec.whatwg.org/#api-filesystemfilehandle-createwritable
Browser compatibilityhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#browser_compatibility
See alsohttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable#see_also
File System APIhttps://developer.mozilla.org/en-US/docs/Web/API/File_System_API
The File System Access API: simplifying access to local fileshttps://developer.chrome.com/docs/capabilities/web-apis/file-system-access
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File System APIhttps://developer.mozilla.org/en-US/docs/Web/API/File_System_API
FileSystemFileHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle
createSyncAccessHandle()https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createSyncAccessHandle
createWritable()https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/createWritable
getFile()https://developer.mozilla.org/en-US/docs/Web/API/FileSystemFileHandle/getFile
FileSystemHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle
DataTransferItem.getAsFileSystemHandle()https://developer.mozilla.org/en-US/docs/Web/API/DataTransferItem/getAsFileSystemHandle
FileSystemChangeRecordhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemChangeRecord
FileSystemDirectoryHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemDirectoryHandle
FileSystemHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemHandle
FileSystemObserverhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemObserver
FileSystemSyncAccessHandlehttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemSyncAccessHandle
FileSystemWritableFileStreamhttps://developer.mozilla.org/en-US/docs/Web/API/FileSystemWritableFileStream
StorageManager.getDirectory()https://developer.mozilla.org/en-US/docs/Web/API/StorageManager/getDirectory
Window.showDirectoryPicker()https://developer.mozilla.org/en-US/docs/Web/API/Window/showDirectoryPicker
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