yegle/bash-read-variable

Created December 11, 2012 05:18

Star (0) You must be signed in to star a gist
Fork (0) You must be signed in to fork a gist

Learn more about clone URLs
Clone this repository at <script src="https://gist.github.com/yegle/4256080.js"></script>
Save yegle/4256080 to your computer and use it in GitHub Desktop.

Download ZIP

bash read varaible

Raw

bash-read-variable

	#!/bin/bash

	# FAIL!
	echo a\| read i
	echo $i

	# WORKS

	read i <<<$(echo a)
	echo $i

weynhamz commented Dec 11, 2012

Bash 4.2 有 lastpipe 选项，开启了就和 ksh 一样了，管道的最后一部分在当前 shell 运行。

shopt -s lastpipe


不小心看到了，进来发发牢骚。另外，竟然不能修改评论，你能修改的话，把上一条的格式调整下吧。

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment