Online PHP editor | refs for GB7Mm

<?php \spl_autoload_register(function($class) { echo "Autoloader for '$class' called\n"; class_alias(Test::class, $class); return true; }); class Test { static function blubb() { echo static::class, "\n"; } } class MyStreamWrapper { static $counter = 1; private $id; public function __construct() { $this->id = self::$counter++; } public function stream_open($path, $mode, $options, &$opened_path) { echo "({$this->id}) stream_open()\n"; return true; } public function stream_write($data) { echo "({$this->id}) stream_write()\n"; return \strlen($data); } public function stream_flush() { echo "({$this->id}) stream_flush()\n"; if ($this->id === 1) { Lalala::blubb(); } else { Foobar::blubb(); } return true; } public function stream_close() { echo "({$this->id}) stream_close()\n"; return true; } public function __destruct() { echo "({$this->id}) __destruct()\n"; } } \stream_wrapper_register('test', MyStreamWrapper::class); if (($handle = \fopen('test:///foobar', 'r+')) === false) { throw new \RuntimeException("Failed to open file"); } if (\fwrite($handle, 'test') === false) { throw new \RuntimeException("Failed to write to file"); } if (\fclose($handle) === false) { throw new \RuntimeException("Failed to close file"); } if (($handle2 = \fopen('test:///blubb', 'r+')) === false) { throw new \RuntimeException("Failed to open file"); } if (\fwrite($handle2, 'test') === false) { throw new \RuntimeException("Failed to write to file"); }