add_special_chars

For the purposes of teaching, it is often desirable to show
examples of working with messy data and how to clean it. This R package
creates messy data from clean, tidy data frames so that students have a
clean example to work towards.

Nicola Rennie

messy

Create Messy Data from Clean Data Frames

add_special_chars function

<dl><dt>data</dt>
<dd>input dataframe</dd>
<dt>cols</dt>
<dd>set of columns to apply transformation to. If <code>NULL</code>
will apply to all columns. Default <code>NULL</code>.</dd>
<dt>messiness</dt>
<dd>Percentage of values to change. Must be
between 0 and 1. Default 0.1.</dd></dl>

Arguments

Add special characters to strings — add_special_chars

<dl>

<dt>data</dt>
<dd>input dataframe</dd>


<dt>cols</dt>
<dd>set of columns to apply transformation to. If <code>NULL</code>
will apply to all columns. Default <code>NULL</code>.</dd>


<dt>messiness</dt>
<dd>Percentage of values to change. Must be
between 0 and 1. Default 0.1.</dd>

</dl>

add_special_chars: Add special characters to strings

Description

Usage

Value

Arguments

Examples