1.2.118. Cast Unset Usage

Usage of the (unset) cast operator was removed. The operator was deprecated since PHP 7.2.0.

<?php

$a = 1;
(unset) $a;

// functioncall is OK
unset($a);

?>

See also Unset casting.

1.2.118.1. Related PHP errors

• The (unset) cast is no longer supported

• The (unset) cast is deprecated

1.2.118.2. Connex PHP features

• cast

• unset

1.2.118.2.1. Suggestions

• Replace (unset) with a call to unset().

• Remove the unset call altogether.

• Set the value to NULL.

1.2.118.2.2. Specs

Short name	Php/CastUnsetUsage
Rulesets	All, CE, CompatibilityPHP80
Exakat since	2.1.8
PHP Version	With PHP 8.0 and older
Severity	Minor
Time To Fix	Quick (30 mins)
Precision	Very high
Available in	Entreprise Edition, Community Edition, Exakat Cloud