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<title>remove_special_characters (String)</title>
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<pre><span class="ruby-comment cmt"># File lib/rir/string.rb, line 82</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">remove_special_characters</span>
<span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">split</span>.<span class="ruby-identifier">collect</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">w</span><span class="ruby-operator">|</span> <span class="ruby-identifier">w</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">/\W/</span>,<span class="ruby-value str">' '</span>).<span class="ruby-identifier">split</span>.<span class="ruby-identifier">collect</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">w</span><span class="ruby-operator">|</span> <span class="ruby-identifier">w</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">/\W/</span>,<span class="ruby-value str">' '</span>).<span class="ruby-identifier">strip</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp re">/\A.\z/</span>, <span class="ruby-value str">''</span>)}.<span class="ruby-identifier">join</span>(<span class="ruby-value str">' '</span>).<span class="ruby-identifier">strip</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp re">/\A.\z/</span>, <span class="ruby-value str">''</span>)}.<span class="ruby-identifier">join</span>(<span class="ruby-value str">' '</span>)
<span class="ruby-keyword kw">end</span></pre>
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