R: Get the part of a string before the last period.

before_last_dot {filesstrings} | R Documentation

## Get the part of a string before the last period.

### Description

This is usually used to get the part of a file name that doesn't include the file extension. It is vectorized over `string`. If there is no period in `string`, the input is returned.

### Usage

    before_last_dot(string)

### Arguments

`string` | A character vector.

### Value

A character vector.

### Examples

    before_last_dot(c("spreadsheet1.csv", "doc2.doc", ".R"))

[Package filesstrings version 2.5.0 Index]