<?php
$string = 'string';
echo "This is a constant string";
echo "This is an interpolated $string";
echo "This is a concatenated " . $string;
echo "This is a stacked echo " , $string;
echo <<NO_PCRE_ERROR
+-----------------------------------------------------------+
| ! ERROR ! |
| The test-suite requires that you have pcre extension |
| enabled. To enable this extension either compile your PHP |
| with --with-pcre-regex or if you've compiled pcre as a |
| shared module load it via php.ini. |
+-----------------------------------------------------------+NO_PCRE_ERROR;