Linux 基础学习(1) -Bash命令学习 Shell 是一个用 C 语言编写的程序,它是用户使用 Linux 的桥梁。Shell 既是一种命令语言,又是一种程序设计语言。 Shell 是指一种应用程序,这个应用程序提供了一个界面,用户通过这个界面访问操作系统内核的服务。 Shell分为CLI和GUI两种 CLI: Command Line Interface GUI: Gr
Though you can use it in a shell directly, the sleep command is commonly used to introduce a delay in the execution of a bash script. I am going to show the usage of sleep command through sample bash scripts. Sleep command without suffix counts in seconds Suppose you want pause your bash...
sleep命令是最简单的shell命令之一,仅接受一个用于指定睡眠间隔的参数。 linuxsleep暂停睡眠command
You can use thesleepcommand in shell scripts to pause execution of the script for a precise amount of time. Typically, you'd do this to allow some process sufficient time to complete before the script continues its processing. You can also use it to rate-limit the requests a script makes ...
Simply, the Sleep command is used in Bash shell scripts to delay the runtime of a script for a specified period before it starts running again. You can make a Bash script sleep for seconds, minutes, hours, or even days using the suffixes S, M, H, or D, respectively. Examples of Sle...
The command has no output. 5. Execute the script with: ./check_website.shCopy Allow Time for Operation Completion Usesleepto manage a bash script that internally calls two other bash scripts – one that runs tests in the background and another that prints the results. To ensure the second...
以下是一个示例:```bashcommand1 ; sleep 2 ; command2 ; sleep 3 ; command3```在这个示例中,`command1`将第一个命令执行完成后,等待2秒然后执行`command2`,然后等待3秒再执行`command3`。### 结合循环使用Sleep命令还可以与循环结合使用,以创建更复杂的时间延迟。以下是一个示例:```bashfor i in {...
示例脚本delay_script.sh: #!/bin/bash echo “这是第1行” sleep 5s echo “这是第2行” sleep 5s echo “这是第3行” 在命令行中执行该脚本: $ bash delay_script.sh 输出结果: 这是第1行 (等待5秒) 这是第2行 (等待5秒) 这是第3行 ...
various purposes. Some uses of this command are shown in this tutorial using multiple examples such as displaying the animated text and digital clock, creating the alarm clock, etc. The method of using this command in the Bash script will be cleared for the Bash users after reading this ...
First,sleep infandsleep infinityare the same command.It creates an infinite sleep duration within a script: #!/bin/bash echo "Script will now sleep indefinitely until interrupted." sleep inf We can run such a script in the foreground and kill it withCTRL+C, or we can run it in the bac...