R: Chromosome lengths in QTL experiment

chrlen {qtl} | R Documentation

## Chromosome lengths in QTL experiment

### Description

Obtain the chromosome lengths in a `cross` or `map` object.

### Usage

    chrlen(object)

### Arguments

`object` | An object of class `map` or of class `cross`.

### Value

Returns a vector of chromosome lengths. If the cross has sex-specific maps, it returns a 2-row matrix with the two lengths for each chromosome.

### Author(s)

Karl W Broman, broman@wisc.edu

### See Also

`summaryMap`, `pull.map`, `summary.cross`

### Examples

    data(fake.f2)
    chrlen(fake.f2)

    map <- pull.map(fake.f2)
    chrlen(map)

[Package qtl version 1.46-2 Index]