cp command is used in Linux to copy files and directories. Its usage is as follows: Syntax: cp [options] Source file/directory target file/directory options: -a: Keep file attributes -b: Overwrite existing target files and keep backups -f: Force overwrite existing target files -i: Prompt for confirmation before overwriting -n: Do not overwrite the existing target file -r: Recursively copy the directory -v: Display copy details
cp command in Linux Usage in
cp command is a command used to copy files and directories in Linux systems. It can copy files or directories from one location to another.
Syntax:
<code>cp [选项] 源文件/目录 目标文件/目录</code>
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Options:
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-a: Keep the file or directory Properties, including permissions, ownership, and timestamps.
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-b: If the target file already exists, overwrite it but keep a backup copy of it.
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-f: Force copying even if the destination file already exists and is not writable.
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-i: Prompt user for confirmation before overwriting existing files.
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-n: Do not overwrite existing files.
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-r: Recursively copies a directory and all its subdirectories and files.
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-v: Displays detailed output about the copy process.
Usage example:
<code>cp file1 file2</code>
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- Copy a directory recursively:
<code>cp -r directory1 directory2</code>
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- Overwrite an existing file:
<code>cp -f file1 file2</code>
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- Preserve file attributes:
<code>cp -a file1 file2</code>
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- Prompt user for confirmation:
<code>cp -i file1 file2</code>
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- Do not overwrite Existing files:
<code>cp -n file1 file2</code>
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Notes:
- The destination file or directory must have sufficient permissions to copy into it.
- The cp command can copy linked files, but not the files or directories they point to.
- The rmdir command cannot delete non-empty directories, so when using cp -r to copy a directory, the target directory must not exist.
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