9 Shell script to check if file exists 1 testing for file existence bash 1 How do I check for file existence in Unix? 1 shell script, need help to check if file exists 1 bash check if file exists anywhere 1 How to check file exists via Bash script? 318 How to check if a f...
1 shell script, need help to check if file exists 6 Check if file exists [BASH] 1 Bash script - Check if a file exists 1 How to check file exists via Bash script? 320 How to check if a file exists in a shell script 0 Test if a file exists 0 Bash script to test file...
if [ -s file ] 如果文件存在且非空 if [ -r file ] 如果文件存在且可读 if [ -w file ] 如果文件存在且可写 if [ -x file ] 如果文件存在且可执行 脚本使用判断 ##检测文件夹是否存在,不存在就创建,存在就跳过 check_file_is_exists(){ if [ ! -d $1 ] ;then ##加上-p防止多层目录创建...
You can also use the Exists() method from the .NET System.IO.Directory class, which requires a full path: 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/p...
shell脚本之判断文件类型 原码如下: #!/bin/bash #check that the files exists. addr=/home/hadoop/test.txt if [ -d $addr ] then echo $addr is a directory elif [ -e $addr ] then echo $addr is a file fi 1. 2. 3. 4. 5. 6. 7. 8....
if [ ! -x "$filename" ];then echo "$filename is executable." fi 3.字符串测试 #定义空字符串str1 [root@Cfhost-170820-UCNK ~]# str1="" #测试str1是否为空,为空则返回0 [root@Cfhost-170820-UCNK ~]# test -z "$str1"
check_file_exists"/path/to/file"result=$?if[$result-eq0];then echo"操作成功"elseecho"操作失败,错误代码:$result"fi 最佳实践 明确定义成功和错误代码:为成功和各种错误条件明确定义返回代码。 使用描述性错误代码:使用不同的非零值来区分不同类型的错误。
-fFILETrueiffileexistsandisa regularfile. -gFILETrueiffileisset-group-id. -hFILETrueiffileisa symbolic link. -LFILETrueiffileisa symbolic link. -kFILETrueiffilehas its `sticky'bitset. -pFILETrueiffileisa named pipe. -rFILETrueiffileisreadable by you. ...
source /bigdata/application/flink/executeJob/financial/init/finit.sh $1 filename=/data/interface/buyun/${date_effective}.txt.gz echo "zip file =:"${filename} if [ -f ${filename} ]; then echo "zip file is exists, start to unzip " gunzip -d ${filename} /data/interface/buyun/${...
#!/bin/bash file_path="/path/to/file.txt" if [ ! -f "$file_path" ]; then echo "文件不存在" exit 1 fi # 文件存在时的操作 echo "文件存在,继续执行脚本..." 解释说明: file_path变量指定了文件的路径。 ! -f "$file_path"条件判断语句用于判断文件是否存在。-f表示判断文件是否存在且为...