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echo输出换行符

# d=`for i in {0..3};do echo -e $i;done` # echo $d 0 1 2 3 # for i in {0..3};do echo -e $i;done 0 1 2 3 何解?变量不能存放换行符

by boboskye - Shell - 2010-09-24 00:03:52 阅读(6762) 回复(4)

echoFor变量换行符

相关讨论

本帖最后由 背对背谈情 于 2014-09-26 22:05 编辑 请问下各位大神:问一下这个问题,麻烦解答一下。

by 背对背谈情 - Shell - 2014-09-28 10:05:15 阅读(1138) 回复(4)

本帖最后由 z32556601 于 2013-03-07 18:17 编辑 a=$(echo "test\c" | grep c) echo "$a" 为什么在脚本文件里输出空... 但在命令行下会输出 test\c 我用sh -x 输出是这样的 + echo test\c + grep c + a= + echo @todayhero

by z32556601 - Shell - 2013-03-08 14:54:44 阅读(1332) 回复(3)

echo "$IP Server: Disk usage: $disk, Used disk space is more than 80%, Please timely processing -> $(date +%Y%m%d%H:%M:%S)" | mail -s "$IP Server Disk Alarm" $ADDRESS 目前输出内容如下: 10.143.84.140 Server: Used disk space is more than 80%, Please timely processing -> 2012121308:21:06 Disk usage: Filesystem Size Used Avail Use% Mounted on /dev/sda5 996M 635M 310M 68% / /dev/sda6 867M 519M 303...

by gzhgyzhh - Shell - 2015-12-24 11:59:01 阅读(10923) 回复(8)

linux目录/etc/init.c/下的文件中很多有使用echo带$,请问作用是什么? 如:echo $"test" 这里效果跟echo "test"是一样的吧。

by hxl - Shell - 2010-06-28 15:35:08 阅读(1481) 回复(10)

Hi 有个需求,就是将用户的部分输入echo出来 现在用户输入-n echo '-n' echo -n echo "-n" 都出不来了 echo -- -n -- -n 怎样才能输出-n?

by aitilang - Shell - 2010-04-30 12:46:05 阅读(4913) 回复(16)

[root]# while read y;do echo -e "${y} ,,,,,,111111111111111111111111111111" ;done < yuu_2 ,,,,,,111111111111111111111111111111OUP ,,,,,,111111111111111111111111111111OUP_AUTHORITY ,,,,,,111111111111111111111111111111OUP_MENUS ,,,,,,111111111111111111111111111111ERATOR ,,,,,,111111111111111111111111111111RENT_MENU ,,,,,,111111111111111111111111111111TY_RATE ,,,,,,111111111111111111111111111...

by wtuter - Shell - 2009-02-11 13:56:13 阅读(2158) 回复(10)

while [ $num -ge 0 ] do if [ $num -gt 0 ]; then echo -n " { \"ip\": "\"$ip\", \"downf\": \"$downf$downfunit\", \"downs\": \"$downs$downsunit\", \ \"upf\": \"$upf$upfunit\", \"ups\": \"$ups$upsunit\", \"com\": \"$com\" }, " fi if [ $num -eq 0 ]; then echo -n " { \"ip\": "\"$ip\", \"downf\": \"$downf$downfunit\", \"downs\": \"$downs$downsunit\", \ \"upf\": \"$upf$upfunit\", \"ups\": \"$ups$u...

by chuizx - Shell - 2008-12-11 11:04:24 阅读(1121) 回复(4)

AIX下的测试结果: echo "">tmp.txt "AAA" BBB 这种格式正确吗? tmp.txt为: AAA BBB

by brainw - Shell - 2004-03-24 13:42:02 阅读(940) 回复(4)

echo "this is your name:\c" result:this is your name:\c echo -e "this is your name: \c" result:this is your name: 为什么要加-e呢,是哪个地方要设置一下吗,多谢

by emailwht - Shell - 2004-03-21 15:47:33 阅读(2120) 回复(12)

#echo `echo \\\\\\\z` \\z 小小的一个疑问, echo \\\\\\\z的结果为\\\z,echo \\\z的结果为\z..为什么echo `echo \\\\\\\z`的结果是\\z而不是\z

by xiaoshichao143 - Linux系统管理 - 2012-07-11 09:19:07 阅读(1254) 回复(5)