for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
public function writeLog($sLine)
If this is a false-positive, you can also ignore this issue in your code via the ignore-unused annotation
public function writeLog(/** @scrutinizer ignore-unused */ $sLine)
This check looks for parameters that have been defined for a function or method, but which
are not used in the method body.