diff --git a/build/phpcs/Joomla/Sniffs/Commenting/FileCommentSniff.php b/build/phpcs/Joomla/Sniffs/Commenting/FileCommentSniff.php
index cb861a808f560..deb848329facd 100644
--- a/build/phpcs/Joomla/Sniffs/Commenting/FileCommentSniff.php
+++ b/build/phpcs/Joomla/Sniffs/Commenting/FileCommentSniff.php
@@ -593,9 +593,9 @@ protected function processPackage($errorPos)
                     $newContent = str_replace(' ', '_', $content);
                     $nameBits   = explode('_', $newContent);
                     $firstBit   = array_shift($nameBits);
-                    $newName    = strtoupper($firstBit{0}).substr($firstBit, 1).'_';
+                    $newName    = strtoupper($firstBit[0]).substr($firstBit, 1).'_';
                     foreach ($nameBits as $bit) {
-                        $newName .= strtoupper($bit{0}).substr($bit, 1).'_';
+                        $newName .= strtoupper($bit[0]).substr($bit, 1).'_';
                     }
 
                     $error     = 'Package name "%s" is not valid; consider "%s" instead';
@@ -632,9 +632,9 @@ protected function processSubpackage($errorPos)
 //                    $newContent = str_replace(' ', '_', $content);
 //                    $nameBits   = explode('_', $newContent);
 //                    $firstBit   = array_shift($nameBits);
-//                    $newName    = strtoupper($firstBit{0}).substr($firstBit, 1).'_';
+//                    $newName    = strtoupper($firstBit[0]).substr($firstBit, 1).'_';
 //                    foreach ($nameBits as $bit) {
-//                        $newName .= strtoupper($bit{0}).substr($bit, 1).'_';
+//                        $newName .= strtoupper($bit[0]).substr($bit, 1).'_';
 //                    }
 //
 //                    $error     = 'Subpackage name "%s" is not valid; consider "%s" instead';
diff --git a/build/phpcs/Joomla/Sniffs/Commenting/SingleCommentSniff.php b/build/phpcs/Joomla/Sniffs/Commenting/SingleCommentSniff.php
index b64c9f5fd5c23..5f701b1dba37d 100644
--- a/build/phpcs/Joomla/Sniffs/Commenting/SingleCommentSniff.php
+++ b/build/phpcs/Joomla/Sniffs/Commenting/SingleCommentSniff.php
@@ -51,7 +51,7 @@ public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
 		* The exception to this is if the preceding line consists of a single open bracket.
 		*/
 
-		if (isset($comment{2}) && $comment{2} != ' ')
+		if (isset($comment[2]) && $comment[2] != ' ')
 		{
 			$phpcsFile->addError('Please put a space between the // and the start of comment text; found "%s"'
 					, $stackPtr, 'NoSpace', array($comment));
@@ -65,7 +65,7 @@ public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
 		*    The term is code and is case sensitive.(@todo)
 		*/
 
-		if (isset($comment{3}) && $comment{3} != strtoupper($comment{3}))
+		if (isset($comment[3]) && $comment[3] != strtoupper($comment[3]))
 		{
 			// Comment does not start with an upper case letter
 
diff --git a/installation/model/database.php b/installation/model/database.php
index 6d983dd80649e..c543138fc74df 100644
--- a/installation/model/database.php
+++ b/installation/model/database.php
@@ -1199,7 +1199,7 @@ public function populateDatabase($db, $schema)
 			$query = trim($query);
 
 			// If the query isn't empty and is not a MySQL or PostgreSQL comment, execute it.
-			if (!empty($query) && ($query{0} != '#') && ($query{0} != '-'))
+			if (!empty($query) && ($query[0] != '#') && ($query[0] != '-'))
 			{
 				/**
 				 * If we don't have UTF-8 Multibyte support we'll have to convert queries to plain UTF-8
diff --git a/libraries/fof/database/driver.php b/libraries/fof/database/driver.php
index 27b17efc2eeb1..9e0dd68fbadc9 100644
--- a/libraries/fof/database/driver.php
+++ b/libraries/fof/database/driver.php
@@ -4,6 +4,7 @@
  * @subpackage  database
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  *
  * This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
  * instead of plain stdClass objects
@@ -1898,7 +1899,7 @@ protected function quoteNameStr($strArr)
 			}
 			else
 			{
-				$parts[] = $q{0} . $part . $q{1};
+				$parts[] = $q[0] . $part . $q[1];
 			}
 		}
 
@@ -1974,7 +1975,7 @@ public function replacePrefix($sql, $prefix = '#__')
 
 				$l = $k - 1;
 
-				while ($l >= 0 && $sql{$l} == '\\')
+				while ($l >= 0 && $sql[$l] == '\\')
 				{
 					$l--;
 					$escaped = !$escaped;
diff --git a/libraries/fof/database/driver/joomla.php b/libraries/fof/database/driver/joomla.php
index 63b67627fec77..cfffe64f84637 100644
--- a/libraries/fof/database/driver/joomla.php
+++ b/libraries/fof/database/driver/joomla.php
@@ -4,6 +4,7 @@
  * @subpackage  database
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  *
  * This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
  * instead of plain stdClass objects
@@ -596,7 +597,7 @@ protected function quoteNameStr($strArr)
 			}
 			else
 			{
-				$parts[] = $q{0} . $part . $q{1};
+				$parts[] = $q[0] . $part . $q[1];
 			}
 		}
 
diff --git a/libraries/fof/database/driver/oracle.php b/libraries/fof/database/driver/oracle.php
index 155246e5de1fb..b760522c56eca 100644
--- a/libraries/fof/database/driver/oracle.php
+++ b/libraries/fof/database/driver/oracle.php
@@ -4,6 +4,7 @@
  * @subpackage  database
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  *
  * This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
  * instead of plain stdClass objects
@@ -595,7 +596,7 @@ public function replacePrefix($query, $prefix = '#__')
 
 				$l = $k - 1;
 
-				while ($l >= 0 && $query{$l} == '\\')
+				while ($l >= 0 && $query[$l] == '\\')
 				{
 					$l--;
 					$escaped = !$escaped;
diff --git a/libraries/fof/database/driver/sqlsrv.php b/libraries/fof/database/driver/sqlsrv.php
index cf47e2b873d7a..e637c24078637 100644
--- a/libraries/fof/database/driver/sqlsrv.php
+++ b/libraries/fof/database/driver/sqlsrv.php
@@ -4,6 +4,7 @@
  * @subpackage  database
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  *
  * This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
  * instead of plain stdClass objects
@@ -783,7 +784,7 @@ public function replacePrefix($query, $prefix = '#__')
 
 				$l = $k - 1;
 
-				while ($l >= 0 && $query{$l} == '\\')
+				while ($l >= 0 && $query[$l] == '\\')
 				{
 					$l--;
 					$escaped = !$escaped;
diff --git a/libraries/fof/less/less.php b/libraries/fof/less/less.php
index d4e14fbd74eb3..e0c905b4ad35b 100644
--- a/libraries/fof/less/less.php
+++ b/libraries/fof/less/less.php
@@ -4,6 +4,7 @@
  * @subpackage  less
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 // Protect from unauthorized access
 defined('FOF_INCLUDED') or die;
@@ -1064,7 +1065,7 @@ protected function compileProp($prop, $block, $out)
 						if ($suffix !== null
 							&& $subProp[0] == "assign"
 							&& is_string($subProp[1])
-							&& $subProp[1]{0} != $this->vPrefix)
+							&& $subProp[1][0] != $this->vPrefix)
 						{
 							$subProp[2] = array(
 								'list', ' ',
@@ -2819,7 +2820,7 @@ protected function injectVariables($args)
 		/** FOF -- END CHANGE * */
 		foreach ($args as $name => $strValue)
 		{
-			if ($name{0} != '@')
+			if ($name[0] != '@')
 			{
 				$name = '@' . $name;
 			}
diff --git a/libraries/fof/less/parser/parser.php b/libraries/fof/less/parser/parser.php
index fa4021a9f3c25..0cd976008520a 100644
--- a/libraries/fof/less/parser/parser.php
+++ b/libraries/fof/less/parser/parser.php
@@ -4,6 +4,7 @@
  * @subpackage  less
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 // Protect from unauthorized access
 defined('FOF_INCLUDED') or die;
@@ -345,7 +346,7 @@ protected function parseChunk()
 				{
 					foreach ($block->tags as $tag)
 					{
-						if (!is_string($tag) || $tag{0} != $this->lessc->mPrefix)
+						if (!is_string($tag) || $tag[0] != $this->lessc->mPrefix)
 						{
 							$hidden = false;
 							break;
@@ -428,7 +429,7 @@ protected function fixTags($tags)
 		// Move @ tags out of variable namespace
 		foreach ($tags as &$tag)
 		{
-			if ($tag{0} == $this->lessc->vPrefix)
+			if ($tag[0] == $this->lessc->vPrefix)
 			{
 				$tag[0] = $this->lessc->mPrefix;
 			}
@@ -1676,7 +1677,7 @@ protected function end()
 		{
 			return true;
 		}
-		elseif ($this->count == strlen($this->buffer) || $this->buffer{$this->count} == '}')
+		elseif ($this->count == strlen($this->buffer) || $this->buffer[$this->count] == '}')
 		{
 			// If there is end of file or a closing block next then we don't need a ;
 			return true;
diff --git a/libraries/fof/utils/ini/parser.php b/libraries/fof/utils/ini/parser.php
index 2c8efdf1f83ae..a4e74ff7189f8 100644
--- a/libraries/fof/utils/ini/parser.php
+++ b/libraries/fof/utils/ini/parser.php
@@ -4,6 +4,7 @@
  * @subpackage  utils
  * @copyright   Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
  * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ * @note        This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 
 defined('FOF_INCLUDED') or die;
@@ -102,7 +103,7 @@ static function parse_ini_file_php($file, $process_sections = false, $rawdata =
 			}
 
 			// Sections
-			if ($line{0} == '[')
+			if ($line[0] == '[')
 			{
 				$tmp = explode(']', $line);
 				$sections[] = trim(substr($tmp[0], 1));
@@ -125,7 +126,7 @@ static function parse_ini_file_php($file, $process_sections = false, $rawdata =
 				$tmp = explode(';', $value);
 				if (count($tmp) == 2)
 				{
-					if ((($value{0} != '"') && ($value{0} != "'")) ||
+					if ((($value[0] != '"') && ($value[0] != "'")) ||
 							preg_match('/^".*"\s*;/', $value) || preg_match('/^".*;[^"]*$/', $value) ||
 							preg_match("/^'.*'\s*;/", $value) || preg_match("/^'.*;[^']*$/", $value)
 					)
@@ -135,11 +136,11 @@ static function parse_ini_file_php($file, $process_sections = false, $rawdata =
 				}
 				else
 				{
-					if ($value{0} == '"')
+					if ($value[0] == '"')
 					{
 						$value = preg_replace('/^"(.*)".*/', '$1', $value);
 					}
-					elseif ($value{0} == "'")
+					elseif ($value[0] == "'")
 					{
 						$value = preg_replace("/^'(.*)'.*/", '$1', $value);
 					}
diff --git a/libraries/idna_convert/idna_convert.class.php b/libraries/idna_convert/idna_convert.class.php
index 949bd4a6a1472..0e51e37572873 100644
--- a/libraries/idna_convert/idna_convert.class.php
+++ b/libraries/idna_convert/idna_convert.class.php
@@ -49,6 +49,7 @@
  * @author  Matthias Sommerfeld <mso@phlylabs.de>
  * @copyright 2004-2011 phlyLabs Berlin, http://phlylabs.de
  * @version 0.8.0 2011-03-11
+ * @note This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 class idna_convert
 {
@@ -418,7 +419,7 @@ protected function _decode($encoded)
         $delim_pos = strrpos($encoded, '-');
         if ($delim_pos > self::byteLength($this->_punycode_prefix)) {
             for ($k = self::byteLength($this->_punycode_prefix); $k < $delim_pos; ++$k) {
-                $decoded[] = ord($encoded{$k});
+                $decoded[] = ord($encoded[$k]);
             }
         }
         $deco_len = count($decoded);
@@ -432,7 +433,7 @@ protected function _decode($encoded)
 
         for ($enco_idx = ($delim_pos) ? ($delim_pos + 1) : 0; $enco_idx < $enco_len; ++$deco_len) {
             for ($old_idx = $idx, $w = 1, $k = $this->_base; 1 ; $k += $this->_base) {
-                $digit = $this->_decode_digit($encoded{$enco_idx++});
+                $digit = $this->_decode_digit($encoded[$enco_idx++]);
                 $idx += $digit * $w;
                 $t = ($k <= $bias) ? $this->_tmin :
                         (($k >= $bias + $this->_tmax) ? $this->_tmax : ($k - $bias));
@@ -823,7 +824,7 @@ protected function _utf8_to_ucs4($input)
         $mode = 'next';
         $test = 'none';
         for ($k = 0; $k < $inp_len; ++$k) {
-            $v = ord($input{$k}); // Extract byte from input string
+            $v = ord($input[$k]); // Extract byte from input string
             if ($v < 128) { // We found an ASCII char - put into stirng as is
                 $output[$out_len] = $v;
                 ++$out_len;
@@ -954,7 +955,7 @@ protected function _ucs4_string_to_ucs4($input)
                 $out_len++;
                 $output[$out_len] = 0;
             }
-            $output[$out_len] += ord($input{$i}) << (8 * (3 - ($i % 4) ) );
+            $output[$out_len] += ord($input[$i]) << (8 * (3 - ($i % 4) ) );
         }
         return $output;
     }
diff --git a/libraries/idna_convert/transcode_wrapper.php b/libraries/idna_convert/transcode_wrapper.php
index 6862e40cce452..82cef4d0510c2 100644
--- a/libraries/idna_convert/transcode_wrapper.php
+++ b/libraries/idna_convert/transcode_wrapper.php
@@ -15,6 +15,7 @@
  *[@param  bool  Safe Mode: if set to TRUE, the original string is retunred on errors]
  * @return  string  The encoded string or false on failure
  * @since 0.0.1
+ * @note This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 function encode_utf8($string = '', $encoding = 'iso-8859-1', $safe_mode = false)
 {
@@ -92,7 +93,7 @@ function map_w1252_iso8859_1($string = '')
     if ($string == '') return '';
     $return = '';
     for ($i = 0; $i < strlen($string); ++$i) {
-        $c = ord($string{$i});
+        $c = ord($string[$i]);
         switch ($c) {
             case 129: $return .= chr(252); break;
             case 132: $return .= chr(228); break;
@@ -119,7 +120,7 @@ function map_iso8859_1_w1252($string = '')
     if ($string == '') return '';
     $return = '';
     for ($i = 0; $i < strlen($string); ++$i) {
-        $c = ord($string{$i});
+        $c = ord($string[$i]);
         switch ($c) {
             case 196: $return .= chr(142); break;
             case 214: $return .= chr(153); break;
diff --git a/libraries/idna_convert/uctc.php b/libraries/idna_convert/uctc.php
index ea5e4769ce9be..7673a08aac0ef 100644
--- a/libraries/idna_convert/uctc.php
+++ b/libraries/idna_convert/uctc.php
@@ -14,6 +14,7 @@
  * @author Matthias Sommerfeld  <mso@phlyLabs.de>
  * @copyright 2003-2009 phlyLabs Berlin, http://phlylabs.de
  * @version 0.0.6 2009-05-10
+ * @note This file has been modified by the Joomla! Project and no longer reflects the original work of its author.
  */
 class uctc {
     private static $mechs = array('ucs4', /*'ucs4le', 'ucs4be', */'ucs4array', /*'utf16', 'utf16le', 'utf16be', */'utf8', 'utf7', 'utf7imap');
@@ -59,7 +60,7 @@ private static function utf8_ucs4array($input)
         $mode = 'next';
         $test = 'none';
         for ($k = 0; $k < $inp_len; ++$k) {
-            $v = ord($input{$k}); // Extract byte from input string
+            $v = ord($input[$k]); // Extract byte from input string
 
             if ($v < 128) { // We found an ASCII char - put into stirng as is
                 $output[$out_len] = $v;
@@ -176,7 +177,7 @@ private static function utf7_ucs4array($input, $sc = '+')
         $b64     = '';
 
         for ($k = 0; $k < $inp_len; ++$k) {
-            $c = $input{$k};
+            $c = $input[$k];
             if (0 == ord($c)) continue; // Ignore zero bytes
             if ('b' == $mode) {
                 // Sequence got terminated
@@ -193,10 +194,10 @@ private static function utf7_ucs4array($input, $sc = '+')
                     $tmp = substr($tmp, -1 * (strlen($tmp) % 2));
                     for ($i = 0; $i < strlen($tmp); $i++) {
                         if ($i % 2) {
-                            $output[$out_len] += ord($tmp{$i});
+                            $output[$out_len] += ord($tmp[$i]);
                             $out_len++;
                         } else {
-                            $output[$out_len] = ord($tmp{$i}) << 8;
+                            $output[$out_len] = ord($tmp[$i]) << 8;
                         }
                     }
                     $mode = 'd';
@@ -292,7 +293,7 @@ private static function ucs4_ucs4array($input)
                 $out_len++;
                 $output[$out_len] = 0;
             }
-            $output[$out_len] += ord($input{$i}) << (8 * (3 - ($i % 4) ) );
+            $output[$out_len] += ord($input[$i]) << (8 * (3 - ($i % 4) ) );
         }
         return $output;
     }
diff --git a/libraries/joomla/database/driver.php b/libraries/joomla/database/driver.php
index fddde604099dd..7a98a191c4827 100644
--- a/libraries/joomla/database/driver.php
+++ b/libraries/joomla/database/driver.php
@@ -1968,7 +1968,7 @@ protected function quoteNameStr($strArr)
 			}
 			else
 			{
-				$parts[] = $q{0} . str_replace($q{1}, $q{1} . $q{1}, $part) . $q{1};
+				$parts[] = $q[0] . str_replace($q[1], $q[1] . $q[1], $part) . $q[1];
 			}
 		}
 
@@ -2044,7 +2044,7 @@ public function replacePrefix($sql, $prefix = '#__')
 
 				$l = $k - 1;
 
-				while ($l >= 0 && $sql{$l} == '\\')
+				while ($l >= 0 && $sql[$l] == '\\')
 				{
 					$l--;
 					$escaped = !$escaped;
diff --git a/libraries/joomla/database/driver/oracle.php b/libraries/joomla/database/driver/oracle.php
index 88646077cceb9..f8ff3133b733a 100644
--- a/libraries/joomla/database/driver/oracle.php
+++ b/libraries/joomla/database/driver/oracle.php
@@ -582,7 +582,7 @@ public function replacePrefix($query, $prefix = '#__')
 
 				$l = $k - 1;
 
-				while ($l >= 0 && $query{$l} == '\\')
+				while ($l >= 0 && $query[$l] == '\\')
 				{
 					$l--;
 					$escaped = !$escaped;
diff --git a/libraries/src/Client/FtpClient.php b/libraries/src/Client/FtpClient.php
index 7d3717f7d61dd..744c16f41c473 100644
--- a/libraries/src/Client/FtpClient.php
+++ b/libraries/src/Client/FtpClient.php
@@ -1644,7 +1644,7 @@ public function listDetails($path = null, $type = 'all')
 
 				if (@preg_match($regexp, $file, $regs))
 				{
-					$fType = (int) strpos('-dl', $regs[1]{0});
+					$fType = (int) strpos('-dl', $regs[1][0]);
 
 					// $tmp_array['line'] = $regs[0];
 					$tmp_array['type']   = $fType;
diff --git a/libraries/src/Filesystem/Path.php b/libraries/src/Filesystem/Path.php
index 14ec74ec6e055..afbbd6734b808 100644
--- a/libraries/src/Filesystem/Path.php
+++ b/libraries/src/Filesystem/Path.php
@@ -145,13 +145,13 @@ public static function getPermissions($path)
 		for ($i = 0; $i < 3; $i++)
 		{
 			// Read
-			$parsed_mode .= ($mode{$i} & 04) ? 'r' : '-';
+			$parsed_mode .= ($mode[$i] & 04) ? 'r' : '-';
 
 			// Write
-			$parsed_mode .= ($mode{$i} & 02) ? 'w' : '-';
+			$parsed_mode .= ($mode[$i] & 02) ? 'w' : '-';
 
 			// Execute
-			$parsed_mode .= ($mode{$i} & 01) ? 'x' : '-';
+			$parsed_mode .= ($mode[$i] & 01) ? 'x' : '-';
 		}
 
 		return $parsed_mode;
diff --git a/libraries/src/Language/Stemmer/Porteren.php b/libraries/src/Language/Stemmer/Porteren.php
index 837bd0aef755a..b71f87aeb4be7 100644
--- a/libraries/src/Language/Stemmer/Porteren.php
+++ b/libraries/src/Language/Stemmer/Porteren.php
@@ -425,7 +425,7 @@ private static function _doubleConsonant($str)
 	{
 		$c = self::$_regex_consonant;
 
-		return preg_match("#$c{2}$#", $str, $matches) && $matches[0]{0} == $matches[0]{1};
+		return preg_match("#$c{2}$#", $str, $matches) && $matches[0][0] == $matches[0][1];
 	}
 
 	/**
@@ -444,9 +444,9 @@ private static function _cvc($str)
 
 		$result = preg_match("#($c$v$c)$#", $str, $matches)
 			&& strlen($matches[1]) == 3
-			&& $matches[1]{2} != 'w'
-			&& $matches[1]{2} != 'x'
-			&& $matches[1]{2} != 'y';
+			&& $matches[1][2] != 'w'
+			&& $matches[1][2] != 'x'
+			&& $matches[1][2] != 'y';
 
 		return $result;
 	}
diff --git a/libraries/src/User/UserHelper.php b/libraries/src/User/UserHelper.php
index b60f1612f00e1..dcfb83dc1db68 100644
--- a/libraries/src/User/UserHelper.php
+++ b/libraries/src/User/UserHelper.php
@@ -633,7 +633,7 @@ public static function getSalt($encryption = 'md5-hex', $seed = '', $plaintext =
 
 					for ($i = 0; $i < 8; $i++)
 					{
-						$salt .= $APRMD5{mt_rand(0, 63)};
+						$salt .= $APRMD5[mt_rand(0, 63)];
 					}
 
 					return $salt;
diff --git a/plugins/editors/codemirror/layouts/editors/codemirror/styles.php b/plugins/editors/codemirror/layouts/editors/codemirror/styles.php
index ed7f19009fe55..b12870c336e86 100644
--- a/plugins/editors/codemirror/layouts/editors/codemirror/styles.php
+++ b/plugins/editors/codemirror/layouts/editors/codemirror/styles.php
@@ -17,16 +17,16 @@
 
 // Set the active line color.
 $color           = $params->get('activeLineColor', '#a4c2eb');
-$r               = hexdec($color{1} . $color{2});
-$g               = hexdec($color{3} . $color{4});
-$b               = hexdec($color{5} . $color{6});
+$r               = hexdec($color[1] . $color[2]);
+$g               = hexdec($color[3] . $color[4]);
+$b               = hexdec($color[5] . $color[6]);
 $activeLineColor = 'rgba(' . $r . ', ' . $g . ', ' . $b . ', .5)';
 
 // Set the color for matched tags.
 $color               = $params->get('highlightMatchColor', '#fa542f');
-$r                   = hexdec($color{1} . $color{2});
-$g                   = hexdec($color{3} . $color{4});
-$b                   = hexdec($color{5} . $color{6});
+$r                   = hexdec($color[1] . $color[2]);
+$g                   = hexdec($color[3] . $color[4]);
+$b                   = hexdec($color[5] . $color[6]);
 $highlightMatchColor = 'rgba(' . $r . ', ' . $g . ', ' . $b . ', .5)';
 
 JFactory::getDocument()->addStyleDeclaration(