Code Duplication    Length = 13-13 lines in 2 locations

src/voku/helper/UTF8.php 2 locations

@@ 2717-2729 (lines=13) @@
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   *
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   * @return string <p>The string with unwanted characters stripped from the left.</p>
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   */
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  public static function ltrim(string $str = '', $chars = INF): string
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  {
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    if (!isset($str[0])) {
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      return '';
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    }
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    // Info: http://nadeausoftware.com/articles/2007/9/php_tip_how_strip_punctuation_characters_web_page#Unicodecharactercategories
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    if ($chars === INF || !$chars) {
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      return \preg_replace('/^[\pZ\pC]+/u', '', $str);
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    }
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    return \preg_replace('/^' . self::rxClass($chars) . '+/u', '', $str);
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  }
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  /**
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   * Returns the UTF-8 character with the maximum code point in the given data.
@@ 3387-3399 (lines=13) @@
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   *
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   * @return string <p>The string with unwanted characters stripped from the right.</p>
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   */
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  public static function rtrim(string $str = '', $chars = INF): string
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  {
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    if (!isset($str[0])) {
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      return '';
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    }
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    // Info: http://nadeausoftware.com/articles/2007/9/php_tip_how_strip_punctuation_characters_web_page#Unicodecharactercategories
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    if ($chars === INF || !$chars) {
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      return \preg_replace('/[\pZ\pC]+$/u', '', $str);
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    }
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    return \preg_replace('/' . self::rxClass($chars) . '+$/u', '', $str);
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  }
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  /**
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   * rxClass