Get a value in the Cache for the specified key.

@param string $key The key name
@return mixed Cache content (null if the key does not exist).
966020
public function get($key)
    {
        if (!$this->isEnabled()) {
            return null;
        }

        return unserialize(eaccelerator_get($this->prefix() . $key));
    }
1026498
public function get( $key )
	{
		$uri		= $this->getUriForKey( $key );
		if( !$this->isValidFile( $uri ) )
			return NULL;
		if( isset( $this->data[$key] ) )
			return $this->data[$key];
		$content	= FS_File_Editor::load( $uri );
		$value		= unserialize( $content );
		$this->data[$key]	= $value;
		return $value;
	}
852059
public static function getCache($key) {
        $key = static::createCacheKey($key);

        if (static::hasCache($key)) {
            return static::$_cache[$key];
        }

        return null;
    }
845354
public function get($key = null)
    {
        if (isset ($this->cacheListing [$key])) {
            $val = apc_fetch($key, $success);

            return $success ? $val : $success;
        }

        return false;
    }
582406
protected function getCache($key)
    {
        if (array_key_exists($key, $this->cache)) {
            return $this->cache[$key];
        }
        return false;
    }
357501
private function getNestedValueByKey($key)
    {
        if (isset($this->nestedKeyCache[$key])) {
            return $this->nestedKeyCache[$key];
        }

        // Check to see if this is targeting an instance of ArrayContainer and grab it from the nested container
        $keyParts = explode('.', $key);
        if ($this->get($keyParts[0]) instanceof self && $arrayContainer = $this->get($keyParts[0])) {
            array_shift($keyParts);
            /* @var ArrayContainer $arrayContainer */
            $value = $arrayContainer->get(implode('.', $keyParts));
        } else {
            $value = $this->items;
            foreach (explode('.', $key) as $keyPart) {
                if ((! is_array($value) || ! $value instanceof self)) {
                    if (is_object($value) && method_exists($value, 'arrayAccessByKey')) {
                        if ($value = $value->arrayAccessByKey($keyPart)) {
                            break;
                        } else {
                            return null;
                        }
                    }
                }

                if (! isset($value[$keyPart])) {
                    return null;
                }

                if (is_array($value[$keyPart]) && ! array_key_exists($keyPart, $value)) {
                    return null;
                }
                $value = $value[$keyPart];
            }
        }

        $this->nestedKeyCache[$key] = $value;

        return $value;
    }
1039255
protected function getData($key)
    {
        $cacheKey = $this->key($key);
        return array_key_exists($cacheKey, $this->cache)?$this->cache[$this->key($key)]:false;
    }
922382
public function get($key) {
    $out = NULL;
    // Read the json encoded value from disk if it exists.
    $path = $this->getFileName($key);
    if (file_exists($path)) {
      $out = file_get_contents($path);
      $out = json_decode($out, TRUE);
    }
    return $out;
  }
1345319
protected function get($key)
    {
        $this->checkForNonEmptyKey($key);
        if (!$this->requestDataHasBeenRetrieved) {
            $this->retrieveRequestData();
        }
        if (!isset($this->cachedRequestData[$key])) {
            return null;
        }

        return $this->cachedRequestData[$key];
    }
545614
public function get($key)
    {
        $filename = $this->cacheDir . DIRECTORY_SEPARATOR . $this->processKey($key);

        if (is_file($filename) && is_readable($filename)) {
            if (@filemtime($filename) < (time() - $this->ttl)) {
                return null;
            } else {
                return unserialize($this->safelyReadData($filename));
            }
        }

        return null;
    }
889070
public function get($key)
	{
		$value = xcache_get($this->prefix.$key);

		if (isset($value))
		{
			return $value;
		}
	}
379585
private function loadFromCache($key)
    {
        $encoded = (string) $this
            ->cache
            ->fetch($key);

        try {
            return is_string($encoded)
                ? $this
                    ->encoder
                    ->decode($encoded)
                : null;
        } catch (Exception $e) {
            // Silent pass
        }

        return null;
    }
474090
public function getFromCache($key)
    {
        $fileName = $this->getCacheFilePath($key);
        $value = null;
        if (is_readable($fileName)) {
            $value = file_get_contents($fileName);
            if ($value == serialize(false)) {
                return false;
            }

            $value = unserialize($value);
            if ($value === false) {
                $value = null;
            }
        }

        return $value;
    }
389971
public function getCache($key) {
        if (!$this->__cacheEnabled) {
            return null;
        }

        $key = $this->createCacheKey($key);

        if ($this->hasCache($key)) {
            return $this->_cache[$key];
        }

        return null;
    }
1073655
public function get(string $key)
    {
        if ($this->enabled === false) {
            return null;
        }

        $index = $this->cacheIndex[$key] ?? $key;
        if (!isset($this->cache[$index]) || $this->cacheExpiryTime[$index] < microtime(true)) {
            return null;
        }

        ++$this->cacheAccessCount[$index];

        return $this->cache[$index];
    }
1079768
public function get($key)
	{
		$file = $this->path($key);

		if (!file_exists($file))
		{
			return null;
		}

		$data = @unserialize(file_get_contents($file));

		if (!$data)
		{
			throw new RuntimeException('Cache file is invalid.');
		}

		if ($this->isDataExpired($data))
		{
			$this->forget($key);
			return null;
		}

		return $data['value'];
	}
1221067
public function get($key)
    {
        $filename = $this->getKeyCode($key);

        if ($this->fileExists($filename)) {
            $value = $this->read($filename);
        } else {
            return null;
        }

        return json_decode($value, true);
    }