1--TEST-- 2Cannot write to closure properties 3--FILE-- 4<?php 5 6class A { 7 function getFn() { 8 return function() { 9 }; 10 } 11} 12 13$a = new A; 14try { 15 $c = $a->getFn()->b = new stdClass; 16} catch (Error $e) { 17 echo $e->getMessage(), "\n"; 18} 19 20?> 21--EXPECT-- 22Cannot create dynamic property Closure::$b 23