$filename = intval ( $_GET [‘id‘] ) . ‘.jpg‘;		$xmlstr = $GLOBALS [‘HTTP_RAW_POST_DATA‘];		if (empty ( $xmlstr )) {			$xmlstr = file_get_contents ( ‘php://input‘ );		}		if (! $xmlstr) {			exit ( ‘没有接收到数据流.‘ );		} // by www.jbxue.com		$jpg = $xmlstr; // 得到post过来的二进制原始数据		$file = fopen ( "./Uploads/a/$filename", "w" ); // 打开文件准备写入		fwrite ( $file, $jpg ); // 写入		fclose ( $file ); // 关闭