Obtain the length of the longest substring containing only 'letter'

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Description

This function accepts a character vector and computes the length of the longest substring containing only letter for each element of x.

Usage

1
longestConsecutive(seq, letter) 

Arguments

seq

Character vector.

letter

Character vector of length 1, containing one single character.

Details

The elements of x can be in upper case, lower case or mixed. NAs are handled.

Value

An integer vector of the same length as x.

Author(s)

W. Huber

Examples

1
2
 v = c("AAACTGTGFG", "GGGAATT", "CCAAAAAAAAAATT")
 longestConsecutive(v, "A")

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