s using <a href="https://en.wikipedia.org/wiki/Regular_expression" class="external-link">RegEx</a>,one can provide <code>pattern_type</code> and a target <code>pattern</code>. Currently supported <code>pattern_types</code> are <code>starts_with</code>, <code>ends_with</code>, <code>contains</code> and <code>regex</code>. See docs for more details.:</p>
<div class="sourceCode" id="cb25"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="co"># only change at columns that start with Sol