~ $ php main.php<\/p>\n
Gold Medal<\/p>\n
<\/p>\n
Fatal error: Uncaught TypeError: Return value of getAward() must be of the type string, null returned in \/home\/dotinstall\/main.php:7<\/p>\n
Stack trace:<\/p>\n
#0 \/home\/dotinstall\/main.php(11): getAward(40)<\/p>\n
#1 {main}<\/p>\n
thrown in \/home\/dotinstall\/main.php on line 7<\/p>\n
~ $ php main.php<\/p>\n
Gold Medal<\/p>\n
<\/p>\n
~ $ php main.php<\/p>\n
Gold Medal<\/p>\n
<\/p>\n
~ $ <\/p>\n
<\/p>\n
<\/p>\n
<?php<\/p>\n
<\/p>\n
declare(strict_types=1);<\/p>\n
<\/p>\n
function getAward(?int $score): ?string<\/p>\n
{<\/p>\n
return $score >= 100 ? ‘Gold Medal’ : null;<\/p>\n
}<\/p>\n
<\/p>\n
echo getAward(150) .PHP_EOL;<\/p>\n
echo getAward(40) .PHP_EOL;<\/p>\n","protected":false},"excerpt":{"rendered":"