File API Demo

The File API provides access to file information and content, enabling web applications to read files selected by users through file inputs or drag-and-drop operations.

File API available: checking...

API Support

Select Files

Drop files here or click to select

Supports multiple files of any type

File Information

Select a file above to see its details

No file selected yet...

Read File Content

Choose how to read the selected file

As TextAs Data URLAs ArrayBufferAs Binary String Read FileAbort

Select a file and click "Read File" to see content...

File Slice Demo

Read a portion of the selected file using slice()

Start byte:

End byte:

Read Slice Select a file and define a range to read a slice...

Create File from Text

Create a new File object from text content

File content:Hello, this is a test file created using the File API!

File name:

MIME type:

Create FileDownload File Click "Create File" to create a new File object...

Event Log

Clear Log

Ready to log file events...