filereader
nounUK /ˈfaɪlˌriːdə/
US /ˈfaɪlˌriːdər/
A filereader is a tool that opens a file and reads what is inside it.
The program uses a filereader to open the text file.
OTHER MEANINGS
2. A class or object in a programming language that reads characters or bytes from a file.
She created a FileReader object to load the image data.
3. A browser API that lets web pages read files chosen by the user.
The FileReader API showed a preview of the uploaded photo.
4. A person or device that reads files, such as a clerk who checks records.
The filereader at the office sorted the documents.