1--TEST-- 2Some string offset errors 3--FILE-- 4<?php 5 6function &test() : string { 7 $str = "foo"; 8 return $str[0]; 9} 10 11try { 12 test(); 13} catch (Error $e) { 14 echo $e->getMessage(), "\n"; 15} 16 17try { 18 $str = "foo"; 19 $str[0] =& $str[1]; 20} catch (Error $e) { 21 echo $e->getMessage(), "\n"; 22} 23 24?> 25--EXPECT-- 26Cannot return string offsets by reference 27Cannot create references to/from string offsets 28