Fix deprecated array access

ohgoodlord · Aug 28, 2020 · 2c3c947 · 2c3c947
1 parent f1a7eb3
commit 2c3c947
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Showing 6 changed files with 64 additions and 64 deletions.
diff --git a/tcpdf/include/barcodes/datamatrix.php b/tcpdf/include/barcodes/datamatrix.php
@@ -629,7 +629,7 @@ protected function lookAheadTest($data, $pos, $mode) {
 					if ($numch[ENC_C40] == $numch[ENC_X12]) {
 						$k = ($pos + $charscount + 1);
 						while ($k < $data_length) {
-							$tmpchr = ord($data{$k});
+							$tmpchr = ord($data[$k]);
 							if ($this->isCharMode($tmpchr, ENC_X12)) {
 								return ENC_X12;
 							} elseif (!($this->isCharMode($tmpchr, ENC_X12) OR $this->isCharMode($tmpchr, ENC_C40))) {

diff --git a/tcpdf/include/barcodes/pdf417.php b/tcpdf/include/barcodes/pdf417.php
@@ -878,7 +878,7 @@ protected function getCompaction($mode, $code, $addmode=true) {
 				$txtarr = array(); // array of characters and sub-mode switching characters
 				$codelen = strlen($code);
 				for ($i = 0; $i < $codelen; ++$i) {
-					$chval = ord($code{$i});
+					$chval = ord($code[$i]);
 					if (($k = array_search($chval, $this->textsubmodes[$submode])) !== false) {
 						// we are on the same sub-mode
 						$txtarr[] = $k;
@@ -952,7 +952,7 @@ protected function getCompaction($mode, $code, $addmode=true) {
 						$cw = array_merge($cw, $cw6);
 					} else {
 						for ($i = 0; $i < $sublen; ++$i) {
-							$cw[] = ord($code{$i});
+							$cw[] = ord($code[$i]);
 						}
 					}
 					$code = $rest;

diff --git a/tcpdf/include/tcpdf_filters.php b/tcpdf/include/tcpdf_filters.php
@@ -279,7 +279,7 @@ public static function decodeFilterLZWDecode($data) {
 		// convert string to binary string
 		$bitstring = '';
 		for ($i = 0; $i < $data_length; ++$i) {
-			$bitstring .= sprintf('%08b', ord($data{$i}));
+			$bitstring .= sprintf('%08b', ord($data[$i]));
 		}
 		// get the number of bits
 		$data_length = strlen($bitstring);
@@ -376,7 +376,7 @@ public static function decodeFilterRunLengthDecode($data) {
 		$i = 0;
 		while($i < $data_length) {
 			// get current byte value
-			$byte = ord($data{$i});
+			$byte = ord($data[$i]);
 			if ($byte == 128) {
 				// a length value of 128 denote EOD
 				break;
@@ -389,7 +389,7 @@ public static function decodeFilterRunLengthDecode($data) {
 			} else {
 				// if length is in the range 129 to 255,
 				// the following single byte shall be copied 257 - length (2 to 128) times during decompression
-				$decoded .= str_repeat($data{($i + 1)}, (257 - $byte));
+				$decoded .= str_repeat($data[($i + 1)], (257 - $byte));
 				// move to next block
 				$i += 2;
 			}

diff --git a/tcpdf/include/tcpdf_images.php b/tcpdf/include/tcpdf_images.php
@@ -315,7 +315,7 @@ public static function _parsepng($file) {
 					if ($n > 0) {
 						$trns = array();
 						for ($i = 0; $i < $n; ++ $i) {
-							$trns[] = ord($t{$i});
+							$trns[] = ord($t[$i]);
 						}
 					}
 				}