"2>&1" 是什么意思?[重定向问题合并] - 第2页

**lordbyorn** · 03-08-07, 10:14

so &> eq >& ,right?

Andyou think my understanding is wrong or not?

**NetDC** · 03-08-07, 12:01

引用:

最初由 javalee 发表
给楼主一个咱们版以前关于重定向的讨论的铁子,(中文的)
http://www.linuxsir.com/bbs/showthre...D8%B6%A8%CF%F2
另外,在我们提问之前,建议先搜索一下论坛,有很多问题都是可以找到解决方案的!

明白了，不过为什么上面这篇没加到精华呢？:o :o :o

**Glue** · 03-08-07, 12:57

引用:

最初由 lordbyorn 发表
so &> eq >& ,right?

Andyou think my understanding is wrong or not?

yes,
but &> is preferred.

from "man bash"

There are two formats for redirecting standard output and standard
error:

&>word
and
>&word

Of the two forms, the first is preferred. This is semantically equiva-
lent to

>word 2>&1

03-08-07, 10:14	第 16 帖
lordbyorn 临时退役版主注册日期: May 2003 帖子: 889 精华: 1	so &> eq >& ,right? Andyou think my understanding is wrong or not? __________________ Kurt is me. Studing hard. Making my way to the top of the world.

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