摘要： 转自：read命令用法详解read 命令用法详解1. 简介 read是一个buildin命令，主要完成对参数的赋值，类似C语言中的scanf。其不仅可以赋值变量，还可以赋值数组；其输入不仅是屏幕，还可以是文件描述符。2. man中选项说明 -a aname The words are assigned to sequential indices of the array variable aname, starting at 0. aname is unset before any new values are assigned. Other name arguments are ignore 阅读全文