plotrix (version 3.7-8)

sumbrk: Count specified values in a vector

Description

Counts the number of values in a vector that are equal to a specified value.

Usage

sumbrk(x,trueval=TRUE,na.rm=TRUE)

Arguments

x

a character, factor or numeric vector.

trueval

the value to be matched in x.

na.rm

whether to remove NA values.

Value

nil

Details

sumbrk counts the values in x matching a specified value. It is mainly to allow these sums to be calculated in the brkdnNest function.

See Also

brkdnNest

Examples

# NOT RUN {
 sumbrk(sample(LETTERS,100,TRUE),trueval="M")
# }