File API
E856213
The File API is a web standard that enables web applications to access and manipulate files selected by users or provided by the operating system in a secure, browser-based environment.
All labels observed (3)
| Label | Occurrences |
|---|---|
| File API canonical | 3 |
| File Handling API | 1 |
| W3C File API specification | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10329211 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: File API Context triple: [Open Web Platform, hasComponent, File API]
-
A.
Filesystem
Filesystem is a Symfony component that provides convenient, object-oriented utilities for interacting with and manipulating the file system in PHP applications.
-
B.
File Services
File Services is a Windows Server role that provides centralized file storage, sharing, and management capabilities across a network.
-
C.
Filestore
Filestore is a managed network file storage service on Google Cloud that provides scalable, high-performance file systems for applications running in the cloud.
-
D.
Be File System
Be File System (BFS) is a 64-bit journaling file system originally developed for BeOS, known for its support of extended attributes and efficient indexing.
-
E.
Lisa File System
Lisa File System is the proprietary disk file system developed by Apple for its early Lisa computer, featuring a hierarchical directory structure and advanced metadata for its time.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: File API Target entity description: The File API is a web standard that enables web applications to access and manipulate files selected by users or provided by the operating system in a secure, browser-based environment.
-
A.
Filesystem
Filesystem is a Symfony component that provides convenient, object-oriented utilities for interacting with and manipulating the file system in PHP applications.
-
B.
File Services
File Services is a Windows Server role that provides centralized file storage, sharing, and management capabilities across a network.
-
C.
Filestore
Filestore is a managed network file storage service on Google Cloud that provides scalable, high-performance file systems for applications running in the cloud.
-
D.
Be File System
Be File System (BFS) is a 64-bit journaling file system originally developed for BeOS, known for its support of extended attributes and efficient indexing.
-
E.
Lisa File System
Lisa File System is the proprietary disk file system developed by Apple for its early Lisa computer, featuring a hierarchical directory structure and advanced metadata for its time.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Browser technology
ⓘ
Web API specification ⓘ |
| allows |
Reading files as ArrayBuffer
ⓘ
Reading files as binary strings ⓘ Reading files as data URLs ⓘ Reading files as text ⓘ |
| designedFor |
Sandboxed file handling
ⓘ
Secure browser-based file access ⓘ User-mediated file selection ⓘ |
| domain | Client-side web development ⓘ |
| enables |
Access to user-selected files
ⓘ
Asynchronous file reading ⓘ Binary data handling in JavaScript ⓘ Client-side file processing ⓘ Drag-and-drop file uploads ⓘ Local file previews in web pages ⓘ Manipulation of file metadata in the browser ⓘ Partial file reads via Blob slicing ⓘ Reading file contents in the browser ⓘ Reading files without uploading to a server ⓘ |
| exposesInterface |
Blob
ⓘ
File ⓘ FileError ⓘ FileList ⓘ FileReader ⓘ ProgressEvent for file reads ⓘ |
| implementedIn | JavaScript ⓘ |
| partOf | Open Web Platform ⓘ |
| protects | User file system privacy ⓘ |
| relatedTo |
File System Access API
ⓘ
File and Directory Entries API ⓘ HTML5 ⓘ XMLHttpRequest Level 2 ⓘ
linked to:
XMLHttpRequest specification
|
| requires | Explicit user interaction for file selection ⓘ |
| securityModel |
Access limited to user-selected files
ⓘ
No direct arbitrary file system access ⓘ |
| specifiedIn |
W3C File API specification
ⓘ
linked to:
File API
|
| standardizedBy |
W3C
ⓘ
linked to:
World Wide Web Consortium
World Wide Web Consortium ⓘ |
| status | W3C Recommendation ⓘ |
| supports |
Error handling for file operations
ⓘ
Progress events during file read ⓘ Slicing blobs into smaller parts ⓘ |
| usedFor |
Client-side image preview
ⓘ
Client-side validation of file size ⓘ Client-side validation of file type ⓘ Offline or low-bandwidth file processing ⓘ |
| usedIn |
Web applications
ⓘ
Web browsers ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: File API Description of subject: The File API is a web standard that enables web applications to access and manipulate files selected by users or provided by the operating system in a secure, browser-based environment.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: File API
linked to: File API