* description: 计算md5 * author: shahao * created on: 2021/3/9 19:20 * param param_1: * param param_2: * return return_1: */.

* description: 检测路径不存在则创建 * author: shahao * created on: 20-3-23 下午5:22 * param param_1: * param param_2: * return return_1: */.

* description: 获取绝对路径（不兼容于go run main.go运行模式） * author: shahao * created on: 2021/3/5 11:35 * param param_1: * param param_2: * return return_1: */.

* description: 获取当前执行程序绝对路径（不兼容于go run main.go运行模式） * author: shahao * created on: 2021/3/5 11:36 * param param_1: * param param_2: * return return_1: */.

* description: 判断切片中是否包含指定字符串 * created on: 2021/3/31 14:45 */.

* description: 判断文件是否存在 * author: shahao * created on: 2021/3/5 16:50 * param param_1: * param param_2: * return return_1: */.

前四个字符串是mac地址后两位，第五个.