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Go · Function

os.Open

os.Open opens a named file for reading and returns a file handle plus an error. Read from the handle, check errors, and close it when finished.

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Syntax

func Open(name string) (*File, error)

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • os.File
  • (*os.File).Read
  • (*os.File).Close
  • os.OpenFile
  • os.Create
  • io.EOF
  • os.PathError

Source: os package - os - Go Packages. Checked 2026-11-03.