comparison vendor/symfony/css-selector/Parser/Tokenizer/TokenizerEscaping.php @ 17:129ea1e6d783

Update, including to Drupal core 8.6.10

     {
         return preg_replace_callback($this->patterns->getUnicodeEscapePattern(), function ($match) {
             $c = hexdec($match[1]);
 
             if (0x80 > $c %= 0x200000) {
-                return chr($c);
+                return \chr($c);
             }
             if (0x800 > $c) {
-                return chr(0xC0 | $c >> 6).chr(0x80 | $c & 0x3F);
+                return \chr(0xC0 | $c >> 6).\chr(0x80 | $c & 0x3F);
             }
             if (0x10000 > $c) {
-                return chr(0xE0 | $c >> 12).chr(0x80 | $c >> 6 & 0x3F).chr(0x80 | $c & 0x3F);
+                return \chr(0xE0 | $c >> 12).\chr(0x80 | $c >> 6 & 0x3F).\chr(0x80 | $c & 0x3F);
             }
         }, $value);
     }
 }