Check whether a snp is in a snppicker, groups or tags object

snpin(x, y)

# S4 method for character,snppicker
snpin(x, y)

# S4 method for character,tags
snpin(x, y)

# S4 method for character,groups
snpin(x, y)

Arguments

x

character vector of SNPs to be checked

y

object of class snppicker, groups or tags

Value

logical matrix of nrow equal to length(x) and ncol equal to number of groups in y