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PORuby seem to reference a variable instead of coping it's value
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  1. PORuby seem to reference a variable instead of coping it's value
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    copied!<p>Why does the value in my data_dummy hash increase? I’d like to use it to initiate another hash with zero values!</p> <pre><code>fau[f.label][:hash] = data_dummy # ==&gt;{"name 1" =&gt; 0, "name 2" =&gt; 0} but in the second loop it contains data from the first loop e.g. {"name 1" =&gt; 2, "name 2" =&gt; 0} </code></pre> <p>When using the string instead of variable dummy_data the code works as expected.</p> <pre><code>fau[f.label][:hash] = {"name 1" =&gt; 0, "name 2" =&gt; 0} </code></pre> <p>I can't do that because 'name X' is changing....</p> <p>That's strange to me!</p> <p><strong>complete code</strong></p> <pre><code>fau = {} series = [] labels = [{:value =&gt; 0, :text =&gt; ''}] data_dummy = {} source.each do |c| data_dummy[c.name] = 0 end i = 0 data_dummy.each do |k,v| i += 1 labels.push({:value =&gt; i, :text =&gt; k}) end source.each do |s| logger.debug "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~" logger.debug "Source: '#{s.name}'|'#{fault_labels[s.fault_id.to_s].label}' =&gt; #{s.cnt}" con_name = s.name #TODO: Cut name (remove location like left,right, ...) f = fault_labels[s.fault_id.to_s] unless fau.has_key?(f.label) # init faults-hash 'fau' fau[f.label] = {:total =&gt; 0, :hash =&gt; {}, :color =&gt; f.color, :name =&gt; f.label} #, :data =&gt; [] # add all connector_names as keys with value = 0 logger.debug "init :hash with #{data_dummy}" # ==&gt;{"name 1" =&gt; 0, "name 2" =&gt; 0} but in the second loop it contains data from the first loop e.g. {"name 1" =&gt; 2, "name 2" =&gt; 0} fau[f.label][:hash] = data_dummy # this way the number of incidents are all in the same order for each fault (first dimension key) # and all get at least a value of 0 end logger.debug "Count up fau['#{f.label}'][:total] = #{fau[f.label][:total]} + #{s.cnt} (where connector '#{s.name}' and fault '#{f.label}')" logger.debug "Count up fau['#{f.label}'][:hash]['#{con_name}'] = #{fau[f.label][:hash][con_name]} + #{s.cnt}" fau[f.label][:total] += s.cnt fau[f.label][:hash][con_name] += s.cnt logger.debug "result :hash with #{fau[f.label][:hash].inspect}}" end </code></pre>
 

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