59     protected $namespacePrefix = '';  variable in Zend\\Cache\\Storage\\Adapter\\Memcached
104                 $this->namespacePrefix = $namespace . $options->getNamespaceSeparator();
106                 $this->namespacePrefix = '';
216         $internalKey = $this->namespacePrefix . $normalizedKey;
251             $normalizedKey = $this->namespacePrefix . $normalizedKey;
260         if ($result && $this->namespacePrefix !== '') {
262             $nsPrefixLength = strlen($this->namespacePrefix);
282         $value = $memc->get($this->namespacePrefix . $normalizedKey);
309             $normalizedKey = $this->namespacePrefix . $normalizedKey;
321         if ($result && $this->namespacePrefix !== '') {
322             $nsPrefixLength = strlen($this->namespacePrefix);
343             $normalizedKey = $this->namespacePrefix . $normalizedKey;
352         if ($this->namespacePrefix !== '') {
354             $nsPrefixLength = strlen($this->namespacePrefix);
382         if (!$memc->set($this->namespacePrefix . $normalizedKey, $value, $expiration)) {
403             $namespacedKeyValuePairs[$this->namespacePrefix . $normalizedKey] = & $value;
425         if (!$memc->add($this->namespacePrefix . $normalizedKey, $value, $expiration)) {
447         if (!$memc->replace($this->namespacePrefix . $normalizedKey, $value, $expiration)) {
473 …    $result     = $memc->cas($token, $this->namespacePrefix . $normalizedKey, $value, $expiration);
495         $result = $memc->delete($this->namespacePrefix . $normalizedKey);
526             $normalizedKey = $this->namespacePrefix . $normalizedKey;
542         if ($missingKeys && $this->namespacePrefix !== '') {
543             $nsPrefixLength = strlen($this->namespacePrefix);
563         $internalKey = $this->namespacePrefix . $normalizedKey;
596         $internalKey = $this->namespacePrefix . $normalizedKey;