R: Gets a subset of elements of a file matrix

[.FileMatrix {R.huge}

R Documentation

Gets a subset of elements of a file matrix

Gets a subset of elements of a file matrix.

## S3 method for class 'FileMatrix'
this[i, j, drop=FALSE]

`i`	A `numeric` `vector` or row indices.
`j`	A `numeric` `vector` or column indices.
`drop`	If `TRUE`, if only a single row or column is retrived, it is returned as a `vector`.

Returns a matrix (or possibly a vector).

Henrik Bengtsson