voku / portable-utf8

src/voku/helper/data/x18.php

Spacing +1 added lines, -1 removed lines

@@ -19,6 +19,6 @@
 '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]', '[?]',
 ];
 
-$result =& $data;
+$result = & $data;
 unset($data);
 return $result;

src/voku/helper/Bootup.php

Spacing +4 added lines, -4 removed lines

@@ -95,7 +95,7 @@ 
 
     $uri = (string)\preg_replace_callback(
         '/[\x80-\xFF]+/',
-        function ($m) {
+        function($m) {
           return \rawurlencode($m[0]);
         },
         $uri
@@ -103,7 +103,7 @@ 
 
     $uri = (string)\preg_replace_callback(
         '/(?:%[89A-F][0-9A-F])+/i',
-        function ($m) {
+        function($m) {
           return \rawurlencode(UTF8::rawurldecode($m[0]));
         },
         $uri
@@ -118,8 +118,8 @@ 
     ) {
       // Use ob_start() to buffer content and avoid problem of headers already sent...
       $severProtocol = ($_SERVER['SERVER_PROTOCOL'] ?? 'HTTP/1.1');
-      \header($severProtocol . ' 301 Moved Permanently');
-      \header('Location: ' . $uri);
+      \header($severProtocol.' 301 Moved Permanently');
+      \header('Location: '.$uri);
       exit();
     }
 

src/voku/helper/UTF8.php

Doc Comments +8 added lines, -8 removed lines

@@ -430,7 +430,7 @@ 
    *
    * INFO: opposite to UTF8::ord()
    *
-   * @param int|string $code_point <p>The code point for which to generate a character.</p>
+   * @param integer $code_point <p>The code point for which to generate a character.</p>
    * @param string     $encoding   [optional] <p>Default is UTF-8</p>
    *
    * @return string|null <p>Multi-Byte character, returns null on failure or empty input.</p>
@@ -2939,7 +2939,7 @@ 
    *
    * @see    http://hsivonen.iki.fi/php-utf8/
    *
-   * @param string|string[] $str    <p>The string to be checked.</p>
+   * @param string $str    <p>The string to be checked.</p>
    * @param bool            $strict <p>Check also if the string is not UTF-16 or UTF-32.</p>
    *
    * @return bool
@@ -3327,7 +3327,7 @@ 
    * @param string $otherStr <p>Second string for comparison.</p>
    * @param string $encoding [optional] <p>Set the charset for e.g. "\mb_" function</p>
    *
-   * @return static <p>Object with its $str being the longest common substring.</p>
+   * @return string <p>Object with its $str being the longest common substring.</p>
    */
   public static function longestCommonSubstring(string $str, string $otherStr, string $encoding = 'UTF-8'): string
   {
@@ -5515,7 +5515,7 @@ 
    * @param string $encoding  [optional] <p>Set the charset for e.g. "\mb_" function</p>
    * @param bool   $cleanUtf8 [optional] <p>Remove non UTF-8 chars from the string.</p>
    *
-   * @return int|false <p>
+   * @return string <p>
    *                   Return the numeric position of the first occurrence of needle in the haystack string,<br>
    *                   or false if needle is not found.
    *                   </p>
@@ -6155,7 +6155,7 @@ 
    * @link http://php.net/manual/en/function.mb-strrpos.php
    *
    * @param string     $haystack  <p>The string being checked, for the last occurrence of needle</p>
-   * @param string|int $needle    <p>The string to find in haystack.<br>Or a code point as int.</p>
+   * @param string $needle    <p>The string to find in haystack.<br>Or a code point as int.</p>
    * @param int        $offset    [optional] <p>May be specified to begin searching an arbitrary number of characters
    *                              into the string. Negative values will stop searching at an arbitrary point prior to
    *                              the end of the string.
@@ -6936,8 +6936,8 @@ 
    *
    * source: https://gist.github.com/stemar/8287074
    *
-   * @param string|string[] $str              <p>The input string or an array of stings.</p>
-   * @param string|string[] $replacement      <p>The replacement string or an array of stings.</p>
+   * @param string $str              <p>The input string or an array of stings.</p>
+   * @param string $replacement      <p>The replacement string or an array of stings.</p>
    * @param int|int[]       $offset           <p>
    *                                          If start is positive, the replacing will begin at the start'th offset
    *                                          into string.
@@ -6945,7 +6945,7 @@ 
    *                                          If start is negative, the replacing will begin at the start'th character
    *                                          from the end of string.
    *                                          </p>
-   * @param int|int[]|null  $length           [optional] <p>If given and is positive, it represents the length of the
+   * @param integer  $length           [optional] <p>If given and is positive, it represents the length of the
    *                                          portion of string which is to be replaced. If it is negative, it
    *                                          represents the number of characters from the end of string at which to
    *                                          stop replacing. If it is not given, then it will default to strlen(

Indentation +17 added lines, -17 removed lines

@@ -498,16 +498,16 @@ 
       $chr = self::$CHR[$code_point];
     } elseif ($code_point <= 0x7FF) {
       $chr = self::$CHR[($code_point >> 6) + 0xC0] .
-             self::$CHR[($code_point & 0x3F) + 0x80];
+              self::$CHR[($code_point & 0x3F) + 0x80];
     } elseif ($code_point <= 0xFFFF) {
       $chr = self::$CHR[($code_point >> 12) + 0xE0] .
-             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
-             self::$CHR[($code_point & 0x3F) + 0x80];
+              self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
+              self::$CHR[($code_point & 0x3F) + 0x80];
     } else {
       $chr = self::$CHR[($code_point >> 18) + 0xF0] .
-             self::$CHR[(($code_point >> 12) & 0x3F) + 0x80] .
-             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
-             self::$CHR[($code_point & 0x3F) + 0x80];
+              self::$CHR[(($code_point >> 12) & 0x3F) + 0x80] .
+              self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
+              self::$CHR[($code_point & 0x3F) + 0x80];
     }
 
     if ($encoding !== 'UTF-8') {
@@ -994,9 +994,9 @@ 
 
       if ($pos) {
         return \rtrim(
-                   self::substr($text, 0, $pos, $encoding),
-                   $trimChars
-               ) . $replacerForSkippedText;
+                    self::substr($text, 0, $pos, $encoding),
+                    $trimChars
+                ) . $replacerForSkippedText;
       }
 
       return $text;
@@ -1035,9 +1035,9 @@ 
       }
 
       $pos_end = \min(
-                     self::strpos($text, ' ', $l, $encoding),
-                     self::strpos($text, '.', $l, $encoding)
-                 ) - $pos_start;
+                      self::strpos($text, ' ', $l, $encoding),
+                      self::strpos($text, '.', $l, $encoding)
+                  ) - $pos_start;
 
       if (!$pos_end || $pos_end <= 0) {
         $extract = $replacerForSkippedText . \ltrim(
@@ -1077,9 +1077,9 @@ 
 
       if ($pos_end) {
         $extract = \rtrim(
-                       self::substr($text, 0, $pos_end, $encoding),
-                       $trimChars
-                   ) . $replacerForSkippedText;
+                        self::substr($text, 0, $pos_end, $encoding),
+                        $trimChars
+                    ) . $replacerForSkippedText;
       } else {
         $extract = $text;
       }
@@ -2745,10 +2745,10 @@ 
     $json = self::json_decode($str);
 
     return (
-               \is_object($json) === true
+                \is_object($json) === true
                ||
                \is_array($json) === true
-           )
+            )
            &&
            \json_last_error() === JSON_ERROR_NONE;
   }

Spacing +89 added lines, -91 removed lines

@@ -243,7 +243,7 @@ 
   public static function add_bom_to_string(string $str): string
   {
     if (self::string_has_bom($str) === false) {
-      $str = self::bom() . $str;
+      $str = self::bom().$str;
     }
 
     return $str;
@@ -457,10 +457,10 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::chr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::chr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
-    $cacheKey = $code_point . $encoding;
+    $cacheKey = $code_point.$encoding;
     if (isset($CHAR_CACHE[$cacheKey]) === true) {
       return $CHAR_CACHE[$cacheKey];
     }
@@ -497,16 +497,16 @@ 
     if ($code_point <= 0x7F) {
       $chr = self::$CHR[$code_point];
     } elseif ($code_point <= 0x7FF) {
-      $chr = self::$CHR[($code_point >> 6) + 0xC0] .
+      $chr = self::$CHR[($code_point >> 6) + 0xC0].
              self::$CHR[($code_point & 0x3F) + 0x80];
     } elseif ($code_point <= 0xFFFF) {
-      $chr = self::$CHR[($code_point >> 12) + 0xE0] .
-             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
+      $chr = self::$CHR[($code_point >> 12) + 0xE0].
+             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80].
              self::$CHR[($code_point & 0x3F) + 0x80];
     } else {
-      $chr = self::$CHR[($code_point >> 18) + 0xF0] .
-             self::$CHR[(($code_point >> 12) & 0x3F) + 0x80] .
-             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80] .
+      $chr = self::$CHR[($code_point >> 18) + 0xF0].
+             self::$CHR[(($code_point >> 12) & 0x3F) + 0x80].
+             self::$CHR[(($code_point >> 6) & 0x3F) + 0x80].
              self::$CHR[($code_point & 0x3F) + 0x80];
     }
 
@@ -554,7 +554,7 @@ 
 
     if (self::$SUPPORT['mbstring_func_overload'] === true) {
       return \array_map(
-          function ($data) {
+          function($data) {
             return UTF8::strlen($data, 'CP850'); // 8-BIT
           },
           $strSplit
@@ -838,7 +838,7 @@ 
    */
   public static function decimal_to_chr($int): string
   {
-    return self::html_entity_decode('&#' . $int . ';', ENT_QUOTES | ENT_HTML5);
+    return self::html_entity_decode('&#'.$int.';', ENT_QUOTES | ENT_HTML5);
   }
 
   /**
@@ -934,7 +934,7 @@ 
           &&
           self::$SUPPORT['mbstring'] === false
       ) {
-        \trigger_error('UTF8::encode() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+        \trigger_error('UTF8::encode() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
       }
 
       $strEncoded = \mb_convert_encoding(
@@ -996,7 +996,7 @@ 
         return \rtrim(
                    self::substr($text, 0, $pos, $encoding),
                    $trimChars
-               ) . $replacerForSkippedText;
+               ).$replacerForSkippedText;
       }
 
       return $text;
@@ -1040,7 +1040,7 @@ 
                  ) - $pos_start;
 
       if (!$pos_end || $pos_end <= 0) {
-        $extract = $replacerForSkippedText . \ltrim(
+        $extract = $replacerForSkippedText.\ltrim(
                 self::substr(
                     $text,
                     $pos_start,
@@ -1050,7 +1050,7 @@ 
                 $trimChars
             );
       } else {
-        $extract = $replacerForSkippedText . \trim(
+        $extract = $replacerForSkippedText.\trim(
                 self::substr(
                     $text,
                     $pos_start,
@@ -1058,7 +1058,7 @@ 
                     $encoding
                 ),
                 $trimChars
-            ) . $replacerForSkippedText;
+            ).$replacerForSkippedText;
       }
 
     } else {
@@ -1079,7 +1079,7 @@ 
         $extract = \rtrim(
                        self::substr($text, 0, $pos_end, $encoding),
                        $trimChars
-                   ) . $replacerForSkippedText;
+                   ).$replacerForSkippedText;
       } else {
         $extract = $text;
       }
@@ -1187,7 +1187,7 @@ 
   public static function offset_exists($offset, string $str, string $encoding = 'UTF-8'): bool
   {
     // init
-    $length = self::strlen($str, $encoding);;
+    $length = self::strlen($str, $encoding); ;
     $offset = (int)$offset;
 
     if ($offset >= 0) {
@@ -1263,7 +1263,7 @@ 
           ) {
             // Prevent leading combining chars
             // for NFC-safe concatenations.
-            $var = $leading_combining . $var;
+            $var = $leading_combining.$var;
           }
         }
 
@@ -1703,7 +1703,7 @@ 
    */
   private static function getData(string $file)
   {
-    $file = __DIR__ . '/data/' . $file . '.php';
+    $file = __DIR__.'/data/'.$file.'.php';
     if (\file_exists($file)) {
       /** @noinspection PhpIncludeInspection */
       return require $file;
@@ -1780,16 +1780,16 @@ 
    */
   public static function get_unique_string($entropyExtra = '', bool $md5 = true): string
   {
-    $uniqueHelper = \mt_rand() .
-                    \session_id() .
-                    ($_SERVER['REMOTE_ADDR'] ?? '') .
-                    ($_SERVER['SERVER_ADDR'] ?? '') .
+    $uniqueHelper = \mt_rand().
+                    \session_id().
+                    ($_SERVER['REMOTE_ADDR'] ?? '').
+                    ($_SERVER['SERVER_ADDR'] ?? '').
                     $entropyExtra;
 
     $uniqueString = \uniqid($uniqueHelper, true);
 
     if ($md5) {
-      $uniqueString = \md5($uniqueString . $uniqueHelper);
+      $uniqueString = \md5($uniqueString.$uniqueHelper);
     }
 
     return $uniqueString;
@@ -1924,7 +1924,7 @@ 
     return \implode(
         '',
         \array_map(
-            function ($data) use ($keepAsciiChars, $encoding) {
+            function($data) use ($keepAsciiChars, $encoding) {
               return UTF8::single_chr_html_encode($data, $keepAsciiChars, $encoding);
             },
             self::split($str)
@@ -2040,7 +2040,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::html_entity_decode() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::html_entity_decode() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     do {
@@ -2048,7 +2048,7 @@ 
 
       $str = (string)\preg_replace_callback(
           "/&#\d{2,6};/",
-          function ($matches) use ($encoding) {
+          function($matches) use ($encoding) {
             $returnTmp = \mb_convert_encoding($matches[0], $encoding, 'HTML-ENTITIES');
 
             if ($returnTmp !== '"' && $returnTmp !== "'") {
@@ -2352,9 +2352,9 @@ 
   {
     $hex = \dechex($int);
 
-    $hex = (\strlen($hex) < 4 ? \substr('0000' . $hex, -4) : $hex);
+    $hex = (\strlen($hex) < 4 ? \substr('0000'.$hex, -4) : $hex);
 
-    return $pfix . $hex;
+    return $pfix.$hex;
   }
 
   /**
@@ -3223,7 +3223,7 @@ 
         $cleanUtf8
     );
 
-    return $strPartOne . $strPartTwo;
+    return $strPartOne.$strPartTwo;
   }
 
   /**
@@ -3392,7 +3392,7 @@ 
       $char = self::substr($str, -$i, 1, $encoding);
 
       if ($char == self::substr($otherStr, -$i, 1, $encoding)) {
-        $longestCommonSuffix = $char . $longestCommonSuffix;
+        $longestCommonSuffix = $char.$longestCommonSuffix;
       } else {
         break;
       }
@@ -3436,7 +3436,7 @@ 
    */
   public static function matchesPattern(string $str, string $pattern): bool
   {
-    if (\preg_match('/' . $pattern . '/u', $str)) {
+    if (\preg_match('/'.$pattern.'/u', $str)) {
       return true;
     }
 
@@ -3759,7 +3759,7 @@ 
       }
     }
 
-    $cacheKey = $chr_orig . $encoding;
+    $cacheKey = $chr_orig.$encoding;
     if (isset($CHAR_CACHE[$cacheKey]) === true) {
       return $CHAR_CACHE[$cacheKey];
     }
@@ -3985,7 +3985,7 @@ 
     }
 
     $str = (string)\preg_replace(
-        $delimiter . $pattern . $delimiter . 'u' . $options,
+        $delimiter.$pattern.$delimiter.'u'.$options,
         $replacement,
         $str
     );
@@ -4052,7 +4052,7 @@ 
     if (\is_array($what) === true) {
       /** @noinspection ForeachSourceInspection */
       foreach ($what as $item) {
-        $str = (string)\preg_replace('/(' . \preg_quote($item, '/') . ')+/', $item, $str);
+        $str = (string)\preg_replace('/('.\preg_quote($item, '/').')+/', $item, $str);
       }
     }
 
@@ -4180,7 +4180,7 @@ 
   {
     static $RX_CLASSS_CACHE = [];
 
-    $cacheKey = $s . $class;
+    $cacheKey = $s.$class;
 
     if (isset($RX_CLASSS_CACHE[$cacheKey])) {
       return $RX_CLASSS_CACHE[$cacheKey];
@@ -4192,7 +4192,7 @@ 
     /** @noinspection SuspiciousLoopInspection */
     foreach (self::str_split($s) as $s) {
       if ('-' === $s) {
-        $class[0] = '-' . $class[0];
+        $class[0] = '-'.$class[0];
       } elseif (!isset($s[2])) {
         $class[0] .= \preg_quote($s, '/');
       } elseif (1 === self::strlen($s)) {
@@ -4203,13 +4203,13 @@ 
     }
 
     if ($class[0]) {
-      $class[0] = '[' . $class[0] . ']';
+      $class[0] = '['.$class[0].']';
     }
 
     if (1 === \count($class)) {
       $return = $class[0];
     } else {
-      $return = '(?:' . \implode('|', $class) . ')';
+      $return = '(?:'.\implode('|', $class).')';
     }
 
     $RX_CLASSS_CACHE[$cacheKey] = $return;
@@ -4228,7 +4228,7 @@ 
 
     echo '<pre>';
     foreach (self::$SUPPORT as $key => $value) {
-      echo $key . ' - ' . \print_r($value, true) . "\n<br>";
+      echo $key.' - '.\print_r($value, true)."\n<br>";
     }
     echo '</pre>';
   }
@@ -4260,7 +4260,7 @@ 
       $encoding = self::normalize_encoding($encoding, 'UTF-8');
     }
 
-    return '&#' . self::ord($char, $encoding) . ';';
+    return '&#'.self::ord($char, $encoding).';';
   }
 
   /**
@@ -4332,7 +4332,7 @@ 
         ) {
 
           if (($str[$i + 1] & "\xC0") === "\x80") {
-            $ret[] = $str[$i] . $str[$i + 1];
+            $ret[] = $str[$i].$str[$i + 1];
 
             $i++;
           }
@@ -4348,7 +4348,7 @@ 
               &&
               ($str[$i + 2] & "\xC0") === "\x80"
           ) {
-            $ret[] = $str[$i] . $str[$i + 1] . $str[$i + 2];
+            $ret[] = $str[$i].$str[$i + 1].$str[$i + 2];
 
             $i += 2;
           }
@@ -4366,7 +4366,7 @@ 
               &&
               ($str[$i + 3] & "\xC0") === "\x80"
           ) {
-            $ret[] = $str[$i] . $str[$i + 1] . $str[$i + 2] . $str[$i + 3];
+            $ret[] = $str[$i].$str[$i + 1].$str[$i + 2].$str[$i + 3];
 
             $i += 3;
           }
@@ -4379,7 +4379,7 @@ 
       $ret = \array_chunk($ret, $length);
 
       return \array_map(
-          function ($item) {
+          function($item) {
             return \implode('', $item);
           }, $ret
       );
@@ -4582,7 +4582,7 @@ 
     foreach (self::$ENCODINGS as $encodingTmp) {
       # INFO: //IGNORE and //TRANSLIT still throw notice
       /** @noinspection PhpUsageOfSilenceOperatorInspection */
-      if (\md5(@\iconv($encodingTmp, $encodingTmp . '//IGNORE', $str)) === $md5) {
+      if (\md5(@\iconv($encodingTmp, $encodingTmp.'//IGNORE', $str)) === $md5) {
         return $encodingTmp;
       }
     }
@@ -4644,7 +4644,7 @@ 
   public static function str_ensure_left(string $str, string $substring): string
   {
     if (!self::str_starts_with($str, $substring)) {
-      $str = $substring . $str;
+      $str = $substring.$str;
     }
 
     return $str;
@@ -4734,7 +4734,7 @@ 
     $start = self::substr($str, 0, $index, $encoding);
     $end = self::substr($str, $index, $len, $encoding);
 
-    return $start . $substring . $end;
+    return $start.$substring.$end;
   }
 
   /**
@@ -4771,7 +4771,7 @@ 
       if ('' === $s .= '') {
         $s = '/^(?<=.)$/';
       } else {
-        $s = '/' . \preg_quote($s, '/') . '/ui';
+        $s = '/'.\preg_quote($s, '/').'/ui';
       }
     }
 
@@ -4851,7 +4851,7 @@ 
     }
 
     if (self::substr($str, $length - 1, 1) === ' ') {
-      return (string)self::substr($str, 0, $length - 1) . $strAddOn;
+      return (string)self::substr($str, 0, $length - 1).$strAddOn;
     }
 
     $str = (string)self::substr($str, 0, $length);
@@ -4860,9 +4860,9 @@ 
     $new_str = \implode(' ', $array);
 
     if ($new_str === '') {
-      $str = (string)self::substr($str, 0, $length - 1) . $strAddOn;
+      $str = (string)self::substr($str, 0, $length - 1).$strAddOn;
     } else {
-      $str = $new_str . $strAddOn;
+      $str = $new_str.$strAddOn;
     }
 
     return $str;
@@ -4917,7 +4917,7 @@ 
           $pre = '';
       }
 
-      return $pre . $str . $post;
+      return $pre.$str.$post;
     }
 
     return $str;
@@ -5078,7 +5078,7 @@ 
     }
 
     /** @noinspection NotOptimalRegularExpressionsInspection */
-    \preg_match_all('/' . self::GRAPHEME_CLUSTER_RX . '/u', $str, $a);
+    \preg_match_all('/'.self::GRAPHEME_CLUSTER_RX.'/u', $str, $a);
     $a = $a[0];
 
     if ($len === 1) {
@@ -5353,7 +5353,7 @@ 
   public static function strcmp(string $str1, string $str2): int
   {
     /** @noinspection PhpUndefinedClassInspection */
-    return $str1 . '' === $str2 . '' ? 0 : \strcmp(
+    return $str1.'' === $str2.'' ? 0 : \strcmp(
         \Normalizer::normalize($str1, \Normalizer::NFD),
         \Normalizer::normalize($str2, \Normalizer::NFD)
     );
@@ -5387,7 +5387,7 @@ 
       return null;
     }
 
-    if (\preg_match('/^(.*?)' . self::rxClass($charList) . '/us', $str, $length)) {
+    if (\preg_match('/^(.*?)'.self::rxClass($charList).'/us', $str, $length)) {
       return self::strlen($length[1]);
     }
 
@@ -5597,7 +5597,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::stristr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::stristr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -5616,7 +5616,7 @@ 
       return \stristr($haystack, $needle, $before_needle);
     }
 
-    \preg_match('/^(.*?)' . \preg_quote($needle, '/') . '/usi', $haystack, $match);
+    \preg_match('/^(.*?)'.\preg_quote($needle, '/').'/usi', $haystack, $match);
 
     if (!isset($match[1])) {
       return false;
@@ -5682,7 +5682,7 @@ 
         &&
         self::$SUPPORT['iconv'] === false
     ) {
-      \trigger_error('UTF8::strlen() without mbstring / iconv cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::strlen() without mbstring / iconv cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (
@@ -5786,7 +5786,7 @@ 
    */
   public static function strnatcmp(string $str1, string $str2): int
   {
-    return $str1 . '' === $str2 . '' ? 0 : \strnatcmp(self::strtonatfold($str1), self::strtonatfold($str2));
+    return $str1.'' === $str2.'' ? 0 : \strnatcmp(self::strtonatfold($str1), self::strtonatfold($str2));
   }
 
   /**
@@ -5844,7 +5844,7 @@ 
       return false;
     }
 
-    if (\preg_match('/' . self::rxClass($char_list) . '/us', $haystack, $m)) {
+    if (\preg_match('/'.self::rxClass($char_list).'/us', $haystack, $m)) {
       return \substr($haystack, \strpos($haystack, $m[0]));
     }
 
@@ -5908,7 +5908,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::strpos() without mbstring / iconv cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::strpos() without mbstring / iconv cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (
@@ -6129,7 +6129,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::strripos() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::strripos() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -6200,7 +6200,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::strrpos() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::strrpos() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -6265,7 +6265,7 @@ 
       return 0;
     }
 
-    return \preg_match('/^' . self::rxClass($mask) . '+/u', $str, $str) ? self::strlen($str[0]) : 0;
+    return \preg_match('/^'.self::rxClass($mask).'+/u', $str, $str) ? self::strlen($str[0]) : 0;
   }
 
   /**
@@ -6308,7 +6308,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::strstr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::strstr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -6323,7 +6323,7 @@ 
       return \grapheme_strstr($haystack, $needle, $before_needle);
     }
 
-    \preg_match('/^(.*?)' . \preg_quote($needle, '/') . '/us', $haystack, $match);
+    \preg_match('/^(.*?)'.\preg_quote($needle, '/').'/us', $haystack, $match);
 
     if (!isset($match[1])) {
       return false;
@@ -6421,9 +6421,9 @@ 
 
       if (self::$SUPPORT['intl'] === true) {
 
-        $langCode = $lang . '-Lower';
+        $langCode = $lang.'-Lower';
         if (!\in_array($langCode, self::$SUPPORT['intl__transliterator_list_ids'], true)) {
-          \trigger_error('UTF8::strtolower() without intl for special language: ' . $lang, E_USER_WARNING);
+          \trigger_error('UTF8::strtolower() without intl for special language: '.$lang, E_USER_WARNING);
 
           $langCode = 'Any-Lower';
         }
@@ -6431,7 +6431,7 @@ 
         return transliterator_transliterate($langCode, $str);
       }
 
-      \trigger_error('UTF8::strtolower() without intl + PHP >= 5.4 cannot handle the "lang"-parameter: ' . $lang, E_USER_WARNING);
+      \trigger_error('UTF8::strtolower() without intl + PHP >= 5.4 cannot handle the "lang"-parameter: '.$lang, E_USER_WARNING);
     }
 
     return \mb_strtolower($str, $encoding);
@@ -6487,9 +6487,9 @@ 
 
       if (self::$SUPPORT['intl'] === true) {
 
-        $langCode = $lang . '-Upper';
+        $langCode = $lang.'-Upper';
         if (!\in_array($langCode, self::$SUPPORT['intl__transliterator_list_ids'], true)) {
-          \trigger_error('UTF8::strtoupper() without intl for special language: ' . $lang, E_USER_WARNING);
+          \trigger_error('UTF8::strtoupper() without intl for special language: '.$lang, E_USER_WARNING);
 
           $langCode = 'Any-Upper';
         }
@@ -6497,7 +6497,7 @@ 
         return transliterator_transliterate($langCode, $str);
       }
 
-      \trigger_error('UTF8::strtolower() without intl + PHP >= 5.4 cannot handle the "lang"-parameter: ' . $lang, E_USER_WARNING);
+      \trigger_error('UTF8::strtolower() without intl + PHP >= 5.4 cannot handle the "lang"-parameter: '.$lang, E_USER_WARNING);
     }
 
     return \mb_strtoupper($str, $encoding);
@@ -6653,7 +6653,7 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::substr() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::substr() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
@@ -6681,8 +6681,7 @@ 
 
     if (self::is_ascii($str)) {
       return ($length === null) ?
-          \substr($str, $offset) :
-          \substr($str, $offset, $length);
+          \substr($str, $offset) : \substr($str, $offset, $length);
     }
 
     // fallback via vanilla php
@@ -6810,14 +6809,14 @@ 
         &&
         self::$SUPPORT['mbstring'] === false
     ) {
-      \trigger_error('UTF8::substr_count() without mbstring cannot handle "' . $encoding . '" encoding', E_USER_WARNING);
+      \trigger_error('UTF8::substr_count() without mbstring cannot handle "'.$encoding.'" encoding', E_USER_WARNING);
     }
 
     if (self::$SUPPORT['mbstring'] === true) {
       return \mb_substr_count($haystack, $needle, $encoding);
     }
 
-    \preg_match_all('/' . \preg_quote($needle, '/') . '/us', $haystack, $matches, PREG_SET_ORDER);
+    \preg_match_all('/'.\preg_quote($needle, '/').'/us', $haystack, $matches, PREG_SET_ORDER);
 
     return \count($matches);
   }
@@ -7017,8 +7016,7 @@ 
 
     if (self::is_ascii($str)) {
       return ($length === null) ?
-          \substr_replace($str, $replacement, $offset) :
-          \substr_replace($str, $replacement, $offset, $length);
+          \substr_replace($str, $replacement, $offset) : \substr_replace($str, $replacement, $offset, $length);
     }
 
     \preg_match_all('/./us', $str, $smatches);
@@ -7461,7 +7459,7 @@ 
           $c2 = $i + 1 >= $max ? "\x00" : $str[$i + 1];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2;
+            $buf .= $c1.$c2;
             $i++;
           } else { // not valid UTF8 - convert it
             $buf .= self::to_utf8_convert($c1);
@@ -7473,7 +7471,7 @@ 
           $c3 = $i + 2 >= $max ? "\x00" : $str[$i + 2];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF" && $c3 >= "\x80" && $c3 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2 . $c3;
+            $buf .= $c1.$c2.$c3;
             $i += 2;
           } else { // not valid UTF8 - convert it
             $buf .= self::to_utf8_convert($c1);
@@ -7486,7 +7484,7 @@ 
           $c4 = $i + 3 >= $max ? "\x00" : $str[$i + 3];
 
           if ($c2 >= "\x80" && $c2 <= "\xBF" && $c3 >= "\x80" && $c3 <= "\xBF" && $c4 >= "\x80" && $c4 <= "\xBF") { // yeah, almost sure it's UTF8 already
-            $buf .= $c1 . $c2 . $c3 . $c4;
+            $buf .= $c1.$c2.$c3.$c4;
             $i += 3;
           } else { // not valid UTF8 - convert it
             $buf .= self::to_utf8_convert($c1);
@@ -7508,7 +7506,7 @@ 
     // decode unicode escape sequences
     $buf = \preg_replace_callback(
         '/\\\\u([0-9a-f]{4})/i',
-        function ($match) {
+        function($match) {
           return \mb_convert_encoding(pack('H*', $match[1]), 'UTF-8', 'UCS-2BE');
         },
         $buf
@@ -7550,7 +7548,7 @@ 
     } else {
       $cc1 = self::$CHR[$ordC1 / 64] | "\xC0";
       $cc2 = ($int & "\x3F") | "\x80";
-      $buf .= $cc1 . $cc2;
+      $buf .= $cc1.$cc2;
     }
 
     return $buf;
@@ -7614,7 +7612,7 @@ 
         $cleanUtf8
     );
 
-    return $strPartOne . $strPartTwo;
+    return $strPartOne.$strPartTwo;
   }
 
   /**
@@ -7659,7 +7657,7 @@ 
       $str = self::clean($str);
     }
 
-    $usePhpDefaultFunctions = !(bool)($charlist . \implode('', $exceptions));
+    $usePhpDefaultFunctions = !(bool)($charlist.\implode('', $exceptions));
 
     if (
         $usePhpDefaultFunctions === true
@@ -8161,7 +8159,7 @@ 
       return '';
     }
 
-    \preg_match('/^\s*+(?:\S++\s*+){1,' . $limit . '}/u', $str, $matches);
+    \preg_match('/^\s*+(?:\S++\s*+){1,'.$limit.'}/u', $str, $matches);
 
     if (
         !isset($matches[0])
@@ -8171,7 +8169,7 @@ 
       return $str;
     }
 
-    return self::rtrim($matches[0]) . $strAddOn;
+    return self::rtrim($matches[0]).$strAddOn;
   }
 
   /**
@@ -8236,7 +8234,7 @@ 
       $strReturn .= $break;
     }
 
-    return $strReturn . \implode('', $chars);
+    return $strReturn.\implode('', $chars);
   }
 
   /**