Code Duplication    Length = 3-3 lines in 2 locations

DataStructures/Trees/TrieTree.php 2 locations

@@ 227-229 (lines=3) @@
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            if($node->isWord) {
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                $words[] = $prefix;
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            }
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            foreach($node->children as $char => $n) {
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                $words = $this->_traverseWithPrefix($node->children[$char], $words, $prefix . $char);
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            }
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        }
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        return $words;
@@ 247-249 (lines=3) @@
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            return $words;
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        }
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        foreach($node->children as $char => &$n) {
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            $words = $this->_traverseWithPrefix($node->children[$char], $words, $word . $char);
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        }
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        return $words;
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    }