echo"You Entered:$something" 8.If语句 ifCONDITION then STATEMENTS fi 只有当条件为真时,才会执行这些语句。fi关键字用于标记if语句的结尾。下面显示了一个快速示例。 #!/bin/bashecho -n "Enter a number: "read numif [[ $num -gt 10 ]]thenecho "Number is greater than 10."fi 如果通过输入提供...
ifCONDITIONthenSTATEMENTSfi 只有当条件为真时,才会执行这些语句。fi 关键字用于标记 if 语句的结尾。下面显示了一个快速示例。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 >#!/bin/bash>echo-n"Enter a number:">read num>if[[$num-gt10]]>then>echo"Number is greater than 10.">fi 如果通过...
In this example, the script first checks if ‘a’ is greater than ‘b’. If it’s not, it moves on to the ‘elif’ statement to check if ‘a’ is greater than ‘c’. If neither condition is met, it executes the ‘else’ statement, which in this case, prints ‘a is not greate...
The Bourne shell has special constructs for conditionals, such as if/then/ else and case statements. For example, this simple script with an if conditional checks to see whether the script’s first argument is hi: Bourne shell 具有特殊的条件构造,如 if/then/ else 和 case 语句。 例如,这个带...
In this example, we check the$pathto make sure it's a file. If we find the file, we move it. If not, we write a warning. This type of branching logic is very common. Nested if Theifandelsestatements take a script block, so we can place any PowerShell command inside them, includ...
Linux shell script set -eux All In One #!/usr/bin/env bash# 设置 shell 选项的命令, exit, undefined, excute ❓退出,未定义,执行set-eux# 设置 env# lang# https://wttr.in/:translationLANGUAGE="zh-CN"CITY=Shanghai# CITY=MoscowUNIT=m# UNIT=u# m === °C (default)# u === °F# ...
webusr@iomtimer1:/bea/script/iom/ksprocess/tmpbak >foriin`cat*pid`;doecho'kill -9'$i >> killprocess.sh;donewebusr@iomtimer1:/bea/script/iom/ksprocess/tmpbak >catkillprocess.shkill-94588444kill-93605060kill-96619324kill-93932688kill-96947664kill-91049448webusr@iomtimer1:/bea/script/iom/ks...
BREAK comand exiting entire script, not just the IF/ELSE loop Broken PSSession cmdlet Bug? Invoke-RestMethod and UTF-8 data Building a string from a Get-ADComputer output adds @{Name= to the computer name Bulk adding Active Directory users to a group by Display Name...
script executed 在上面的脚本中,只会打印出 echo $i的调试信息。因为使用了-x和+x对调试区域进行了限制。 (3)前面两种调试都是内建的。他们通常以固定的格式生成调试信息。但是在很多情况下,我们需要以自定义格式显示调试信息。可以通过传递_DEBUG环境变量来建立这类调试风格。
statements } 这个for语句会在每次循环时都将关联数组array的下一个索引值赋值给变量var,然后执行一遍statements xcy@xcy-virtual-machine:~/shell/22zhang$ cat script3 BEGIN{ var["a"]="hahah" var["b"]=2 var["c"]="yutong keche" var["d"]=4 for (test in var) { print "Index:",test," ...