Linux命令：which

摘要：转自恋猫大鲤鱼 https://dablelv.blog.csdn.net/article/details/102972794 1. 命令简介 which 命令用于查看给定命令的绝对路径，从环境变量 PATH 指定的目录里去查找 2. 命令概览 which [OPTIONS] [ ] COMM