doc/classes/Array.src/M000015.html

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   8   <title>gray_decode (Array)</title>
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  13   <pre><span class="ruby-comment cmt"># File lib/libgenetics.rb, line 96</span>
  14   <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">gray_decode</span>
  15     <span class="ruby-identifier">binary</span> = <span class="ruby-keyword kw">self</span>[<span class="ruby-value">0</span><span class="ruby-operator">..</span><span class="ruby-value">0</span>]
  16     (<span class="ruby-value">1</span><span class="ruby-operator">...</span><span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">length</span>).<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">i</span><span class="ruby-operator">|</span>
  17       <span class="ruby-keyword kw">if</span> (<span class="ruby-identifier">binary</span>[<span class="ruby-identifier">i</span> <span class="ruby-operator">-</span> <span class="ruby-value">1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">1</span>) <span class="ruby-operator">^</span> (<span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">i</span>] <span class="ruby-operator">==</span> <span class="ruby-value">1</span>)
  18         <span class="ruby-identifier">binary</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value">1</span>
  19       <span class="ruby-keyword kw">else</span>
  20         <span class="ruby-identifier">binary</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value">0</span>
  21       <span class="ruby-keyword kw">end</span>
  22     <span class="ruby-keyword kw">end</span>
  23     <span class="ruby-identifier">binary</span>
  24   <span class="ruby-keyword kw">end</span></pre>
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