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	<title>Blog Patrick Espake &#187; parâmetros</title>
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	<description>O conhecimento evolui quando é compartilhado!</description>
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		<title>Ruby on Rails debugando variáveis</title>
		<link>http://blog.patrickespake.com/2009/06/10/ruby-on-rails-debugando-variaveis/</link>
		<comments>http://blog.patrickespake.com/2009/06/10/ruby-on-rails-debugando-variaveis/#comments</comments>
		<pubDate>Wed, 10 Jun 2009 20:11:13 +0000</pubDate>
		<dc:creator>patrickespake</dc:creator>
				<category><![CDATA[Ruby on Rails]]></category>
		<category><![CDATA[attributes]]></category>
		<category><![CDATA[attributes_cache]]></category>
		<category><![CDATA[debug]]></category>
		<category><![CDATA[debugando]]></category>
		<category><![CDATA[do]]></category>
		<category><![CDATA[drafts]]></category>
		<category><![CDATA[each]]></category>
		<category><![CDATA[exemplo]]></category>
		<category><![CDATA[if]]></category>
		<category><![CDATA[message]]></category>
		<category><![CDATA[método]]></category>
		<category><![CDATA[object]]></category>
		<category><![CDATA[parâmetros]]></category>
		<category><![CDATA[rails]]></category>
		<category><![CDATA[Ruby]]></category>
		<category><![CDATA[size]]></category>
		<category><![CDATA[variáveis]]></category>
		<category><![CDATA[variável]]></category>

		<guid isPermaLink="false">http://blog.patrickespake.com/?p=698</guid>
		<description><![CDATA[No Ruby existe o método debug, com ele você pode debugar uma variável e visualizar todos os parâmetros. Exemplo: 1 2 3 4 5 ... &#60;% if @drafts.size &#62; 0 %&#62; &#60;% @drafts.each do &#124;draft&#124; %&#62; &#60;%= debug&#40;draft&#41; %&#62; ... Esse exemplo irá gerar a seguinte saída: 1 2 3 4 5 6 7 8 [...]]]></description>
			<content:encoded><![CDATA[<p>No Ruby existe o método debug, com ele você pode debugar uma variável e visualizar todos os parâmetros.</p>
<p>Exemplo:</p>

<div class="wp_syntax"><table><tr><td class="line_numbers"><pre>1
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</pre></td><td class="code"><pre class="ruby" style="font-family:monospace;">...
<span style="color:#006600; font-weight:bold;">&lt;%</span> <span style="color:#9966CC; font-weight:bold;">if</span> <span style="color:#0066ff; font-weight:bold;">@drafts</span>.<span style="color:#9900CC;">size</span> <span style="color:#006600; font-weight:bold;">&gt;</span> <span style="color:#006666;">0</span> <span style="color:#006600; font-weight:bold;">%&gt;</span>
  <span style="color:#006600; font-weight:bold;">&lt;%</span> <span style="color:#0066ff; font-weight:bold;">@drafts</span>.<span style="color:#9900CC;">each</span> <span style="color:#9966CC; font-weight:bold;">do</span> <span style="color:#006600; font-weight:bold;">|</span>draft<span style="color:#006600; font-weight:bold;">|</span> <span style="color:#006600; font-weight:bold;">%&gt;</span>
    <span style="color:#006600; font-weight:bold;">&lt;%</span>= debug<span style="color:#006600; font-weight:bold;">&#40;</span>draft<span style="color:#006600; font-weight:bold;">&#41;</span> <span style="color:#006600; font-weight:bold;">%&gt;</span>
...</pre></td></tr></table></div>

<p>Esse exemplo irá gerar a seguinte saída:</p>

<div class="wp_syntax"><table><tr><td class="line_numbers"><pre>1
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</pre></td><td class="code"><pre class="ruby" style="font-family:monospace;"><span style="color:#006600; font-weight:bold;">---</span> !ruby<span style="color:#006600; font-weight:bold;">/</span>object:Message 
attributes: 
  step: <span style="color:#996600;">&quot;1&quot;</span>
  created_at: <span style="color:#006666;">2009</span><span style="color:#006600; font-weight:bold;">-</span>06<span style="color:#006600; font-weight:bold;">-</span>04 <span style="color:#006666;">20</span>:<span style="color:#006666;">11</span>:<span style="color:#006666;">21</span>
  title: Legal
  updated_at: <span style="color:#006666;">2009</span><span style="color:#006600; font-weight:bold;">-</span>06<span style="color:#006600; font-weight:bold;">-</span><span style="color:#006666;">10</span> <span style="color:#006666;">18</span>:<span style="color:#006666;">25</span>:<span style="color:#006666;">51</span>
  id: <span style="color:#996600;">&quot;1&quot;</span>
  user_id: <span style="color:#996600;">&quot;1&quot;</span>
  content: <span style="color:#006600; font-weight:bold;">|-</span>
    <span style="color:#006600; font-weight:bold;">&lt;</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>Vamos testar<span style="color:#006600; font-weight:bold;">&lt;/</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>
    <span style="color:#006600; font-weight:bold;">&lt;</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>Legal para carambaaa<span style="color:#006600; font-weight:bold;">&lt;/</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>
    <span style="color:#006600; font-weight:bold;">&lt;</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>Vamos atualizar as informa<span style="color:#006600; font-weight:bold;">&amp;</span>ccedil;<span style="color:#006600; font-weight:bold;">&amp;</span>otilde;es.....<span style="color:#006600; font-weight:bold;">&lt;/</span>p<span style="color:#006600; font-weight:bold;">&gt;</span>
  send_date: 
attributes_cache: <span style="color:#006600; font-weight:bold;">&#123;</span><span style="color:#006600; font-weight:bold;">&#125;</span></pre></td></tr></table></div>

<p>Essa é uma dica simples, mas que pode ajudar bastante.</p>
<p>Se você gostou desse texto e acha que ajudou você, me recomende: <a href="http://www.workingwithrails.com/recommendation/new/person/15479-patrick-espake"><img src="http://workingwithrails.com/images/tools/compact-small-button.jpg" alt="Recommend Me" /></a>.</p>
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