- var_dump: documentation ( source)
<?php
var_dump(
(bool) 'true'
);
echo "\n";
var_dump(
(bool) 'false'
);
echo "\n";
var_dump(
(bool) true
);
echo "\n";
var_dump(
(bool) false
);
echo "\n";
$a='nope';
$b = (bool) ($a == 'Used') ? 'false' : 'true';
var_dump($b);