批处理bat命令--获取当前盘符和当前目录和上级目录 批处理命令获取当前盘符和当前目录%~d0 是当前盘符%cd% 是当前目录可以用echo %cd%进行打印测试 以下例子是命令行编译Visual Studio编写的程序:@echo offset b=%cd% //将当前目录保存到参数b中,等号前后不要有空格C:cd program filescd microsoft visual studio cd common cd msdev98cd binmsdev "%b%\test.dsp"
As we all know that long2ip works as ip1.ip2.ip3.ip4 (123.131.231.212) long ip => (ip1 * 256 * 256 * 256) + (ip2 * 256 * 256) + (ip3 * 256) + ip4 2072242132 => (123 * 256 * 256 * 256) + (131 * 256 * 256) + (231 * 256) + 212 But what would be pseudo