bug-bash
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: value of variable hasn't changed after while loop


From: Chet Ramey
Subject: Re: value of variable hasn't changed after while loop
Date: Thu, 7 Nov 2002 08:24:13 -0500

> Why can't I change the value of variable after while loop?
> 
> #!/bin/sh
> 
> A=3D"cde"
> cat /etc/passwd | while read line; do
>   A=3D"abc" && echo $A
> done

Read the Bash FAQ, question E4.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet )

Chet Ramey, ITS, CWRU    chet@po.CWRU.Edu    http://cnswww.cns.cwru.edu/~chet/




reply via email to

[Prev in Thread] Current Thread [Next in Thread]