#chesking if a directory exists if [ -e $HOME ] then echo "ok,on the directory.now to check the file" if [ -e $HOME/testing ] then echo "addending date to existing file" date >> $HOME/testing else echo "create a
PS E:\temp> [System.IO.Directory]::Exists('E:\temp\') True PS E:\temp> [System.IO.Directory]::Exists('E:\temp') True If you want to check if the directory the script/program is currently in contains a subdirectory, you can use the trick I demonstrate below - where I check if ...
[System.IO.Directory]::Exists("C:\New\complex") Output: True The[System.IO.Directory]::Exists("C:\New\complex")has no parameter being used. Instead, it is directly calling a method to check if a folder exists in PowerShell. Now, let’s check if theDocumentsfolder exists in theC:\...
shell script error[: :需要整数表达式 shell script error[: -eq:需要一元表达式 shell script error[: ==:需要一元表达式 solutions ✅ 如果if 语句使用的是单层方括号[ ]条件修饰符, 变量必须加上双引号 如果if 语句使用的是双层方括号[[ ]]条件修饰符, 变量就不需要引号了 ...
You can also run ./script if the script is located in your current working directory, or you can use the full pathname. 创建shell 脚本并设置其权限后,将脚本文件放在命令路径下的某个目录中,然后在命令行上运行脚本名称,即可运行该脚本。 如果脚本位于当前工作目录下,也可以运行 ./script,或者使用完整...
if [ -d "/some/directory" ]; then log_message "Directory exists." else log_message "Directory does not exist." && exit 1 fi log_message "Script finished." 这个脚本将日志写入文件并打印在终端,帮助你记录脚本的执行情况。 3.3 定时任务和Cron 结合cron,你可以定期运行Shell脚本,实现自动化。例如,...
BASE_DIR 为集群配置 directory; PORTS 为集群在本地所占用的端口列表, seq70007005 生成7000-7005 的整数数组; START_UP 为集群实例启动脚本,集群需要启动 6 个 Redis 实例,使用脚本简化操作。 准备工作 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 创建工作目录,在工作目录下进行后续操作mkdir -p $...
New-Item -ItemType Directory -Path $path -Force } With-Force, the script will create the specified$pathregardless if it already exists, without throwing an error. This eliminates the need for theifstatement andTest-Path. However, it’s a little less explicit about the intent to only create...
# Find the path to the script's directory scriptDir="$( cd "$( dirname"${BASH_SOURCE[0]}")" && pwd )" # Check if the symmetric key file exists in the same directory symmetricKeyPath="$scriptDir/.sim.key" if[ ! -f"$symmetricKeyPath"]; then ...
# ScriptAlias /cgi-bin/ "/var/www/cgi-bin/" </IfModule> # # "/var/www/cgi-bin" should be changed to whatever your ScriptAliased # CGI directory exists, if you have that configured. # <Directory "/var/www/cgi-bin"> AllowOverride None Options None Require all granted </Directory> <...