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const path = require('path'); const fs = require('fs'); // console.log(process.argv); //process是一个全局对象 //process.argv可以拿到我们执行node命令时传递的参数,argv是一个数组 //复制文件的开始路径 const fromPath = process.argv[2]; //复制文件的目标路径 const toPath = process.argv[3]; const copyFile .