摘要: let方法: [student@myhost ~]$ a=1 [student@myhost ~]$ b=3 [student@myhost ~]$ let c=a+b #c前不用加$ [student@myhost ~]$ echo $c 4 [student@myhost ~]$ let a++ 阅读全文
posted @ 2021-06-02 16:30 epiphanyy 阅读(25) 评论(0) 推荐(0)