--TEST--
Flexible heredoc syntax complex test 3: interpolated nested heredocs
with the same delimiter name with different levels of indentation
--FILE--
<?php
${' a'} = ' b';
${' b'} = 'c';
${"b\n b"} = 'b';
var_dump(<<<DOC1
a
${<<<DOC2
b
${<<<DOC3
a
DOC3}
DOC2
}
c
DOC1);
?>
--EXPECT--
string(8) " a
b
c"