/bin/bash2option="${1}"3case${option}in4-f) FILE="${2}"5echo"File name is $FILE"6;;7-d) DIR="${2}"8echo"Dir name is $DIR"9;;10*)11echo"`basename ${0}`:usage: [-f file] | [-d directory]"12exit1# Command to come out of the program with status113;;14esac151617...
"#2.判断位置变量的个数是否只有一个if[ $#-ne 1 ];thenecho"Usage: $0 {start|stop|status|restart}"exit fi#3.编写case语句选项Pid_File=/var/run/rsync.pid#这里启动不会自动创建pid文件,需要脚本自行创建case $1instart)if[ -f $Pid_File ];then action"服务Rsync正在运行中..."/bin/true exit...
shell编程之case语句+函数+正则,case语句case语句为多选择语句。可以用case语句匹配一个值与一个模式,如果匹配成功,执行相匹配的命令。case$varin匹配变量值;var代表是变量名pattern1)模式1;可以匹配多个模式,多个模式之间用|分隔command1需要执行的语句;;两个
• 格式 case 变量名 in value1) command ;; value2) command ;; *) commond ;; esac 如果case中的某个value...是一样的,我们可以这样写:在case程序中,可以在条件中使用 |,表示或的意思, 比如 2|3) ...
case 变量名 in value1) command ;; value2) command ;; *) commond ;; esac 在case程序中,可以在条件中使用|,表示或的意思, 比如 2|3) command ;; 案例: [root@jinkai01 shell]# cat o.sh ...
Run the ping -t time-value -v destination-address command to check whether the ping failure is caused by an excessively long link transmission delay. In this command, the parameter -t is used to set the timeout period for a Response packet from the destination end. By default, the timeou...
If the current user is not displayed in the command output, perform the following operations to configure the user: Run the system-view command to enter the system view. Run the ssh user user-name command to create the user name. Run the ssh user user-name authentication-type { rsa | ...
Used with theswitch_typeattribute in aunion. Syntax C++ [case(value) ] Parameters value A possible input value for which you want to provide processing. The type ofvaluecan be one of the following types: int char boolean enum or an identifier of such a type. ...
TaskCommandMode TaskCommandRestrictions TaskCompletedEvent TaskDefinition TaskDefinitionEndpoint TaskDefinitionReference TaskDefinitionReference TaskDefinitionStatus TaskEvent TaskExecution TaskGroup TaskGroupCreateParameter TaskGroupDefinition TaskGroupExpands TaskGroupPublishPreviewParameter TaskGroupQueryOrder TaskGroupRestor...
AllFieldsInDatabase AllLoadedTests AlphaChannel AlphaTest AlwaysVisible 分析 AnalysisServerConnection AnalyzeTrace 動畫 AnimationError AppearanceEditor AppearanceGrid 應用程式 ApplicationAccess ApplicationBar ApplicationBarCommand ApplicationBarMenu ApplicationClass ApplicationConnectionDiagram ApplicationEnvironment Application...