:octocat: use function (could've done that before...)

src/Data/Byte.php

@@ -14,6 +14,8 @@ namespace chillerlan\QRCode\Data;
 
 use chillerlan\QRCode\QRCode;
 
+use function ord;
+
 /**
  * Byte mode, ISO-8859-1 or UTF-8
  */
@@ -36,7 +38,7 @@ class Byte extends QRDataAbstract{
 		$i = 0;
 
 		while($i < $this->strlen){
-			$this->bitBuffer->put(\ord($data[$i]), 8);
+			$this->bitBuffer->put(ord($data[$i]), 8);
 			$i++;
 		}