Bit vectors are a boolean type wihout <code>NA</code> that requires by factor 32 less RAM than <code><a href="/link/logical?package=bit&version=4.5.0.1" data-mini-rdoc="bit::logical">logical</a></code>.
For details on usage see the <a href="/link/usage-vignette?package=bit&version=4.5.0.1" data-mini-rdoc="bit::usage-vignette">usage-vignette</a> and for details on performance see <a href="/link/performance-vignette?package=bit&version=4.5.0.1" data-mini-rdoc="bit::performance-vignette">performance-vignette</a>

classes

logic

Provided are classes for boolean and skewed boolean vectors,
fast boolean methods, fast unique and non-unique integer sorting,
fast set operations on sorted and unsorted sets of integers, and
foundations for ff (range index, compression, chunked processing).

Jens Oehlschl�gel

Classes and Methods for Fast Memory-Efficient Boolean Selections

Jens Oehlschlägel

Brian Ripley

bit function

<dl><dt>length</dt>
<dd>length in bits</dd></dl>

Arguments

Bit vectors are a boolean type wihout <code>NA</code> that requires by factor 32 less RAM than <code><a href='https://rdrr.io/r/base/logical.html'>logical</a></code>.
For details on usage see the <a href='../doc/bit-usage.html'>usage-vignette</a> and for details on performance see <a href='../doc/bit-performance.html'>performance-vignette</a>

Create empty bit vector — bit

<dl>

<dt>length</dt>
<dd>length in bits</dd>

</dl>

bit: Create empty bit vector

Description

Usage

Value

Arguments

See Also

Examples