Code Duplication    Length = 6-6 lines in 3 locations

src/voku/helper/UTF8.php 3 locations

@@ 4717-4722 (lines=6) @@
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      }
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    }
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    if (self::$SUPPORT['mbstring'] === true) {
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      $returnTmp = \mb_strlen($str, $encoding);
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      if ($returnTmp !== false) {
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        return $returnTmp;
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      }
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    }
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    if (self::$SUPPORT['iconv'] === true) {
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      $returnTmp = \iconv_strlen($str, $encoding);
@@ 4724-4729 (lines=6) @@
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      }
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    }
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    if (self::$SUPPORT['iconv'] === true) {
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      $returnTmp = \iconv_strlen($str, $encoding);
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      if ($returnTmp !== false) {
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        return $returnTmp;
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      }
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    }
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    if (
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        $encoding === 'UTF-8' // INFO: "grapheme_stripos()" can't handle other encodings
@@ 4947-4952 (lines=6) @@
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      }
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    }
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    if (self::$SUPPORT['mbstring'] === true) {
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      $returnTmp = \mb_strpos($haystack, $needle, $offset, $encoding);
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      if ($returnTmp !== false) {
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        return $returnTmp;
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      }
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    }
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    if (
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        $encoding === 'UTF-8' // INFO: "grapheme_stripos()" can't handle other encodings