public function profileIn( $fn ) {}
public function profileOut( $fn ) {}
public function getOutput() {}
public function close() {}
public function logData() {}
public function getCurrentSection() { return ''; }
public function profileIn( $fn ) {}
public function profileOut( $fn ) {}
public function getOutput() {}
public function close() {}
public function logData() {}
public function getCurrentSection() { return ''; }