1--TEST-- 2Test to catch early assignment of $this 3--FILE-- 4<?php 5class first { 6 7 function me() { echo "first"; } 8 9 function who() { 10 global $a,$b; 11 $this->me(); 12 $a->me(); 13 $b->me(); 14 $b = new second(); 15 $this->me(); 16 $a->me(); 17 $b->me(); 18 } 19} 20 21class second { 22 23 function who() { 24 global $a,$b; 25 $this->me(); 26 $a->me(); 27 $b->me(); 28 } 29 function me() { echo "second"; } 30} 31 32$a = new first(); 33$b = &$a; 34 35$a->who(); 36$b->who(); 37 38echo "\n"; 39?> 40===DONE=== 41--EXPECT-- 42firstfirstfirstfirstsecondsecondsecondsecondsecond 43===DONE===