1--TEST--
2Flexible heredoc syntax complex test 3: interpolated nested heredocs
3with the same delimiter name with different levels of indentation
4--FILE--
5<?php
6
7${' a'} = ' b';
8${' b'} = 'c';
9${"b\n b"} = 'b';
10
11var_dump(<<<DOC1
12      a
13     ${<<<DOC2
14        b
15        ${<<<DOC3
16             a
17            DOC3}
18        DOC2
19     }
20    c
21    DOC1);
22
23?>
24--EXPECTF--
25Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in %s on line %d
26
27Deprecated: Using ${expr} (variable variables) in strings is deprecated, use {${expr}} instead in %s on line %d
28string(8) "  a
29 b
30c"
31