in.bitwhich: Check existence of integers in table

In bit: Classes and Methods for Fast Memory-Efficient Boolean Selections

Check existence of integers in table

Description

If the table is sorted, this can be much faster than %in%

Usage

in.bitwhich(x, table, is.unsorted = NULL)

Arguments

x	a vector of integer
table	a bitwhich() object or a vector of integer
is.unsorted	logical telling the function whether the table is (un)sorted. With the default NULL FALSE is assumed for bitwhich() tables, otherwise TRUE

Value

logical vector

See Also

%in%

Examples

x <- bitwhich(100)
x[3] <- TRUE
in.bitwhich(c(NA, 2, 3), x)

bit documentation built on April 4, 2025, 3:09 a.m.