Code Duplication    Length = 4-4 lines in 2 locations

src/Arr.php 2 locations

@@ 117-120 (lines=4) @@
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			{
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				$key = array_shift($keys);
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				if (! isset($array[$key]) or ! is_array($array[$key]))
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				{
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					$array[$key] = array();
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				}
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				$array =& $array[$key];
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			}
@@ 403-406 (lines=4) @@
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				{
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					$key = array_shift($keys);
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					$key = is_numeric($key) ? (int) $key : $key;
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					if (! isset($temp[$key]) or ! is_array($temp[$key]))
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					{
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						$temp[$key] = array();
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					}
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					$temp =& $temp[$key];
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				}
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