(unset) Was Removed¶
(unset) operator is removed. Use the unset() function for that feature.
PHP code¶
<?php
$a = 1;
(unset) $a;
var_dump($a);
?>
Before¶
PHP Deprecated: The (unset) cast is deprecated in /codes/unset_cast.php on line 4
Deprecated: The (unset) cast is deprecated in /codes/unset_cast.php on line 4
int(1)
After¶
PHP Fatal error: The (unset) cast is no longer supported in /codes/unset_cast.php on line 4
Fatal error: The (unset) cast is no longer supported in /codes/unset_cast.php on line 4
PHP version change¶
This behavior was deprecated in 7.4
This behavior changed in 8.0
