explode

<?php         if (\is_string($this->functionWhitelist) === true) {

            if (\strpos($this->functionWhitelist, ',') !== false) {

                $this->functionWhitelist = \explode(',', $this->functionWhitelist);

            } else {

                $this->functionWhitelist = (array) $this->functionWhitelist;

            }

<?php                 return;

            }



            $namespaceParts = \explode('\\', $namespaceName);

            foreach ($namespaceParts as $namespacePart) {

                $partLc = \strtolower($namespacePart);

                if (isset($this->allForbiddenNames[$partLc]) === true) {

<?php                 return;

            }



            $namespaceParts = \explode('\\', $namespaceName);

            foreach ($namespaceParts as $namespacePart) {

                $partLc = \strtolower($namespacePart);

                if (isset($this->invalidNames[$partLc]) === false) {

<?php             return;

        }



        $nameParts = \explode('\\', $name);

        $firstPart = \strtolower($nameParts[0]);

        if ($firstPart !== 'php') {

            return;

<?php     protected function getSniffCode()

    {

        $class    = \get_class($this);

        $parts    = \explode('\\', $class);

        $sniff    = \array_pop($parts);

        $sniff    = \str_replace('UnitTest', '', $sniff);

        $category = \array_pop($parts);