<?php

$test = <<<TEST
TEST;

var_dump(strlen($test) == 0);

$test = <<<TEST
\
TEST;

var_dump(strlen($test) == 1);

$test = <<<TEST
\0
TEST;

var_dump(strlen($test) == 1);

$test = <<<TEST
\n
TEST;

var_dump(strlen($test) == 1);

$test = <<<TEST
\\'
TEST;

var_dump(strlen($test) == 2);

?>