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  <title>count (Eymiha::Histogram)</title>
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  <pre><span class="ruby-comment cmt"># File lib/eymiha/util/histogram.rb, line 25</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">count</span>(<span class="ruby-identifier">check_keys</span> = <span class="ruby-identifier">keys</span>)
      <span class="ruby-identifier">check_keys</span> = [<span class="ruby-identifier">check_keys</span>] <span class="ruby-keyword kw">if</span> <span class="ruby-operator">!</span> <span class="ruby-identifier">check_keys</span>.<span class="ruby-identifier">kind_of?</span> <span class="ruby-constant">Array</span>
      <span class="ruby-identifier">count</span> = <span class="ruby-value">0</span>
      <span class="ruby-identifier">check_keys</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">key</span><span class="ruby-operator">|</span> <span class="ruby-identifier">count</span> <span class="ruby-operator">+=</span> <span class="ruby-keyword kw">self</span>[<span class="ruby-identifier">key</span>] <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">has_key?</span> <span class="ruby-identifier">key</span> }
      <span class="ruby-identifier">count</span>
    <span class="ruby-keyword kw">end</span></pre>
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eymiha_util-1.0.2 html/classes/Eymiha/Histogram.src/M000029.html