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  <title>round_to (Float)</title>
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  <pre><span class="ruby-comment cmt"># File lib/facet/float/round.rb, line 8</span>
  <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">round_to</span>( <span class="ruby-identifier">n</span>=<span class="ruby-value">0</span><span class="ruby-value">.01</span> )
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;zero equates to infinte degree&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">n</span> <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
    (<span class="ruby-keyword kw">self</span> <span class="ruby-operator">*</span> (<span class="ruby-value">1.0</span> <span class="ruby-operator">/</span> <span class="ruby-identifier">n</span>)).<span class="ruby-identifier">round</span>.<span class="ruby-identifier">to_f</span> <span class="ruby-operator">/</span> (<span class="ruby-value">1.0</span> <span class="ruby-operator">/</span> <span class="ruby-identifier">n</span>)
  <span class="ruby-keyword kw">end</span></pre>
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facets-0.6.3 doc/classes/Float.src/M000182.html