Detailed explanation of examples of how to use static variables in PHP

This article mainly introduces the use of static variables in PHP, and analyzes the steps and specific operation techniques of using static variables in PHP in the form of examples. Friends in need can refer to the following

1. Define static variables

public static $endpoint,$accessKeyId,$accessKeySecret,$bucket;

2. Static variable assignment

protected function _initialize() {
  self::$endpoint = C('OSS_ENDPOINT');
  self::$accessKeyId = C('OSS_ACCESS_ID');
  self::$accessKeySecret = C('OSS_ACCESS_KEY');
  self::$bucket = C('OSS_TEST_BUCKET');
}

3. Static variable Use

public static function getOssClient()
{
  try {
   $ossClient = new OssClient(self::$accessKeyId, self::$accessKeySecret, self::$endpoint, false);
  } catch (OssException $e) {
   printf(__FUNCTION__ . "creating OssClient instance: FAILED\n");
   printf($e->getMessage() . "\n");
   return null;
  }
  return $ossClient;
}

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