[R] How to determine a subset of a binary strings?

[Berend Hasselman]

On 20-02-2012, at 14:15, jing tang wrote:

> Hi,
> 
> I need some neat ways of determing a subset of binary strings. For example,
> x=c(0,0,1), y=c(0,1,1), z=c(0,1,0). So x is a subset of y and z is also a
> subset of y, but x is not a subset of z.
> 
> I tried to search R functions and packages but no hits. Any ideas?

x <- c(0,0,1)
y <- c(0,1,1)
z <- c(0,1,0)

any(x & y)
any(z & y)
any(x & z)

Berend