CRITICAL
Rule Definition
Unused variables make the code more complex to read and are redundant.
Remediation
Modify the source code to reduce the number of unused variables.
Violation Code Sample
class CastTest {
public function doSomething() {
$UnusedVariable = 5; // violation
}
}
Reference
PHPMD - http://phpmd.org/rules/unusedcode.html#unusedprivatefield
Related Technologies
Technical Criterion
Programming Practices - OO Inheritance and Polymorphism
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