Linux命令:echo
2015-07-26 21:29
513 查看
NAME
echo - display a line of text
SYNOPSIS
echo [SHORT-OPTION]... [STRING]...
echo LONG-OPTION
DESCRIPTION
Echo the STRING(s) to standard output.
-n do not output the trailing newline
禁止自动在行尾输入换行符
-e enable interpretation of backslash escapes
使能特殊字符的处理
-E disable interpretation of backslash escapes (default)
关闭特殊字符的处理,默认方式
--help display this help and exit
--version
output version information and exit
If -e is in effect, the following sequences are recognized:
若加入-e参数,以下命令会被识别
\\ backslash
发出警告声
\a alert (BEL)
删除前一个字符
\b backspace
该符号后的字符不予输出,且不会自动换行
\c produce no further output
\e escape
\f form feed
\n new line
\r carriage return
\t horizontal tab
\v vertical tab
八进制表示的ASCII码
\0NNN byte with octal value NNN (1 to 3 digits)
十六进制表示的ASCII码
\xHH byte with hexadecimal value HH (1 to 2 digits)
NOTE: your shell may have its own version of echo, which usually supersedes the version described here. Please refer to your shell's docu‐
mentation for details about the options it supports.
AUTHOR
Written by Brian Fox and Chet Ramey.
REPORTING BUGS
Report echo bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report echo translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright © 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for echo is maintained as a Texinfo manual. If the info and echo programs are properly installed at your site, the
command
info coreutils 'echo invocation'
should give you access to the complete manual.
echo - display a line of text
SYNOPSIS
echo [SHORT-OPTION]... [STRING]...
echo LONG-OPTION
DESCRIPTION
Echo the STRING(s) to standard output.
-n do not output the trailing newline
禁止自动在行尾输入换行符
-e enable interpretation of backslash escapes
使能特殊字符的处理
-E disable interpretation of backslash escapes (default)
关闭特殊字符的处理,默认方式
--help display this help and exit
--version
output version information and exit
If -e is in effect, the following sequences are recognized:
若加入-e参数,以下命令会被识别
\\ backslash
发出警告声
\a alert (BEL)
删除前一个字符
\b backspace
该符号后的字符不予输出,且不会自动换行
\c produce no further output
\e escape
\f form feed
\n new line
\r carriage return
\t horizontal tab
\v vertical tab
八进制表示的ASCII码
\0NNN byte with octal value NNN (1 to 3 digits)
十六进制表示的ASCII码
\xHH byte with hexadecimal value HH (1 to 2 digits)
NOTE: your shell may have its own version of echo, which usually supersedes the version described here. Please refer to your shell's docu‐
mentation for details about the options it supports.
AUTHOR
Written by Brian Fox and Chet Ramey.
REPORTING BUGS
Report echo bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report echo translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright © 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for echo is maintained as a Texinfo manual. If the info and echo programs are properly installed at your site, the
command
info coreutils 'echo invocation'
should give you access to the complete manual.
相关文章推荐
- Linux命令:echo 分类: Ubuntu学习笔记 2015-07-26 21:29 61人阅读 评论(0) 收藏
- Linux内核驱动之自动创建设备文件
- linux中的ldd命令简介
- Linux命令学习手册-tr命令
- Linux命令学习手册-tr命令 2015-07-26 20:35 9人阅读 评论(0) 收藏
- linux-关闭防火墙
- 深入探索Linux coredump调试技巧
- 慕课网-Linux达人养成计划学习笔记
- linux中的file命令简介
- centos7.1 QT5编译出现:cannot find -lGL 和 collect2:error:ld returned 1 exit status 错误
- Centos7.1安装CUDA7.0
- ftp工具root登入linux设置
- linux安装mysql
- Linux使用Java将C++程序发布为webservice(wsdl)
- linux内核bootsect.S和setup.S流程
- linux查看jar包内文件命令
- Linux下如何安全退出线程
- 解决linux下set_loginuid failed opening loginuid报错问题
- linux ssh 别名登录小技巧
- 【Vbox】centos虚拟机安装usb网卡驱动