Code Duplication    Length = 9-11 lines in 2 locations

src/voku/helper/UTF8.php 2 locations

@@ 6075-6083 (lines=9) @@
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      }
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      // $start
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      if (is_array($start)) {
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        $start = array_slice($start, 0, $num);
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        foreach ($start as &$valueTmp) {
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          $valueTmp = (int)$valueTmp === $valueTmp ? $valueTmp : 0;
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        }
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        unset($valueTmp);
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      } else {
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        $start = array_pad(array($start), $num, $start);
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      }
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      // $length
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      if (!isset($length)) {
@@ 6088-6098 (lines=11) @@
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      // $length
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      if (!isset($length)) {
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        $length = array_fill(0, $num, 0);
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      } elseif (is_array($length)) {
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        $length = array_slice($length, 0, $num);
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        foreach ($length as &$valueTmpV2) {
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          if (isset($valueTmpV2)) {
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            $valueTmpV2 = (int)$valueTmpV2 === $valueTmpV2 ? $valueTmpV2 : $num;
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          } else {
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            $valueTmpV2 = 0;
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          }
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        }
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        unset($valueTmpV2);
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      } else {
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        $length = array_pad(array($length), $num, $length);
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      }
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