[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'Objects' (#rtl)

# TBufStream.Init

Initialize an instance of TBufStream and open the file.

## Declaration

Source position: objects.pp line 352

`constructor TBufStream.Init(`
`FileName: FNameStr;`
`Mode: Word;`
`Size: Word`
`);`

## Description

Init instantiates an instance of TBufStream. The name of the file that contains (or will contain) the data of the stream is given in FileName. The Mode parameter determines whether a new file should be created and what access rights you have on the file. It can be one of the following constants:

stCreate
  Creates a new file.
stOpenRead
  Read access only.
stOpenWrite
  Write access only.
stOpen
  Read and write access.

The Size parameter determines the size of the buffer that will be created. It should be different from zero.

For an example see TBufStream.Flush.

## Errors

On error, Status is set to stInitError, and ErrorInfo is set to the dos error code.

## See also

TDosStream.Init |  | Instantiate a new instance of TDosStream.
TBufStream.Done |  | Close the file and cleans up the instance.

Documentation generated on: May 14 2021