R: Read records from a large file object into R

[,laf-method {LaF} | R Documentation

## Read records from a large file object into R

### Description

When a connection is opened to a `"laf"` object; this object can then be indexed roughly as one would a `data.frame`.

### Usage

    ## S4 method for signature 'laf'
    x[i, j, drop]

    ## S4 method for signature 'laf_column'
    x[i, j, drop]

### Arguments

`x` | an object of type `"laf"` or `"laf_column"`.
`i` | an logical or numeric vector with indices. The rows which should be selected.
`j` | a numeric vector with the columns to select.
`drop` | a logical indicating whether or not to convert the result to a vector when only one column is selected. As in when indexing a `data.frame`.

[Package LaF version 0.8.4 Index]