-h file 若文件存在且为一个符合链接,则为真 -k file 若文件存在且设置了"sticky"位的值 -p file 若文件存在且为一已命名管道,则为真 -r file 若文件存在且可读,则为真 -s file 若文件存在且其大小大于零,则为真 -u file 若文件存在且设置了SUID位,则为真 -w file 若文件存在且可写,则为真 -x...
--append Append to targetfilewhen uploading (F/SFTP)--basic Use HTTP Basic Authentication (H)--cacert FILE CA certificate to verify peer against (SSL)--capath DIR CA directory to verify peer against (SSL)-E, --cert CERT[:PASSWD] ...
linux 输出文件名未正确命名为Bash所以我得到了（正确的）警告，因为我提供了一个可以完成工作的答案，但...
file First, we saved the file’s name with its complete path in a variable named filename. Then, we used the basename command to retrieve the filename from the specified path while "${filename%.*}" was the parameter expansion, used to remove the file extension from the given path. How...
# PID of last background task $$ # PID of shell $0 # Filename of the shell script $_ # Last argument of the previous command 检查命令返回值 if ping -c 1 google.com; then echo "It appears you have a working internet connection" fi 检查grep 的返回值 if grep -q 'foo' ~/.bash_...
${FILE_LIST[$i]}"# Output a message,note ##*/will remove the path from the filename ...
If you are using VS codium or VS code, you can use the vscode-bash-debug extension which includes bashdb. Additionally to the extdebug option, you can call the bash debugger directly from the command line using one of the command below: bashdb [options] [--] script-name [script options...
ns="/path/to/file.extension,/path/to/directory,/path/to/something*"; IFS=','; read -a path <<< "${ns}"; nr="${#path[@]}"; start="0"; for (( i = ${start}; i <=${nr}; i++ )); do echo "Starting fast-delete round $i of $nr, deleting ${path[$i]}"; rm -...
linux 输出文件名未正确命名为Bash所以我得到了（正确的）警告，因为我提供了一个可以完成工作的答案，但...
“filename” to mean both pathname components (which are officially filenames) and entire pathnames. Neither pathname components nor full pathnames can contain the NUL character (\0), because that is the terminator, and pathname components also cannot include “/”; those turn out to be the...