longestConsecutive {Biostrings} | R Documentation

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

### Description

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

### Usage

    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

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

[Package Biostrings version 2.60.2 Index]