close-methods: Close a BinaryReader or BinaryWriter

In bbuchsbaum/neuroim2: Data Structures for Brain Imaging Data

Close a BinaryReader or BinaryWriter

Description

Closes the underlying connection associated with a BinaryReader or BinaryWriter object. This should be called when you're done with the reader/writer to free system resources.

Usage

## S4 method for signature 'BinaryReader'
close(con)

## S4 method for signature 'BinaryWriter'
close(con)

Arguments

con	The BinaryReader or BinaryWriter object to close.

Value

Invisibly returns NULL, called for its side effect of closing the connection.

Examples

# Create a temporary file and write some data
tmp <- tempfile()
writer <- BinaryWriter(tmp, byte_offset = 0L,
                      data_type = "DOUBLE", bytes_per_element = 8L)
write_elements(writer, rnorm(100))
close(writer)

# Read the data back
reader <- BinaryReader(tmp, byte_offset = 0L,
                      data_type = "DOUBLE", bytes_per_element = 8L)
data <- read_elements(reader, 100)
close(reader)

# Clean up
unlink(tmp)

bbuchsbaum/neuroim2 documentation built on Feb. 26, 2025, 3:49 p.m.