问bash - PUT data with curl with variable from fileEN正如threadp所指出的，您有一个尾随的\r字符。您可以尝试执行此操作以删除它。import os import paramiko from scp import SCPClient class ScpClient_intface: __host = "10.111.3.50" __port = 22 __username = "root" __password = "...
可以使用read命令来实现。read命令用于从标准输入读取用户输入的值,并将其赋给一个变量。 具体用法如下: ``` read variable_name ``` 其中,variable_name是...
Bash编写中read $variable 命令是什么意思？Bash编写中read $variable 命令是什么意思？read $variable 是...
[ken@Dell-Desktop ~]$declare -r c1=3[ken@Dell-Desktop ~]$echo$c13[ken@Dell-Desktop ~]$c1=4-bash:c1:readonly variable 我们通过declare -r声明了一个只读(readonly)的变量c1,之后如果尝试修改它的话,就会提示失败。 其实这个declare的用法颇有一点复杂,这里稍微进一步介绍下 点击查看代码 [ken@Dell-D...
An array element can contain a string or a number, and you can use it just like any other variable. The indices for arrays start at 0 and continue up to a very large number. 如何声明一个属组: declare -a AA(声明属组叫AA) 赋值方法1:表示AA中有7个元素,其中3、4、5为空; ...
used to remove any special meaning for the next character read and for line continuation. Options, if supplied, have the fol- lowing meanings: -a aname The words are assigned to sequential indices of the array variable aname, starting at 0. aname is unset before any ...
Bash Log Output to File Read more → Bash Create Folder if Not Exists Read more → Using Here String OperatorUse a here string with redirection operator (>) to write the variable’s value to a given file in Bash.Use Here String Operator 1 2 3 4 5 6 #!/bin/bash greetings="Welc...
select variable in listdo 循环体命令done① select 循环主要用于创建菜单,按数字顺序排列的示菜单项将显示在标准错误上,并显示PS3 提示符,等待用户输入② 用户输入菜单列表中的某个数字,执行相应的命令③ 用户输入被保存在内置变量 REPLY 中④ select 是个无限循环,因此要记住用 break 命令退出循环,或用 exit ...
-bash: TMOUT: readonly variable 解决办法:修改/etc/profile配置文件,将 export TMOUT=600 readonly TMOUT 这两行注释掉 export TMOUT=600 :是用户在指定秒数内没有活动(操作)时间 readonly TMOUT: 是防止用户在命令行执行TMOUT=0操作 重新加载配置文件就不会出现此报错了 ...
#Here we are reading the standard input and assigning it to the variable name with the read command. read name #We are now going back to standard output, by using echo and printing your name to the command line. echo "With standard input you have told me your name is: $name" ...