1--TEST-- 2Flexible heredoc syntax complex test 1: interpolated nested heredocs 3with different delimiter names 4--FILE-- 5<?php 6 7$a = 'b'; 8${"b\nb\n d"} = 'b'; 9 10var_dump(<<<DOC1 11 a 12 ${<<<DOC2 13 b 14 ${<<<DOC3 15 a 16 DOC3} 17 d 18 DOC2 19 } 20 c 21 DOC1); 22 23?> 24--EXPECT-- 25string(5) "a 26b 27c" 28