How to use append
append is a commonly used command line tool used to append the contents of one file to the end of another file. The usage of the append command is "append [option] source file target file", where the source file is the file to be appended and the target file is the file to be appended.
append is a commonly used command line tool used to append the contents of one file to the end of another file. The following is an introduction to the usage of the append command:
append [选项] 源文件 目标文件
Among them, the source file is the file to be appended, and the target file is the file to be appended.
Common options include:
- -i or --ignore-interrupts: Ignore interrupt signals, that is, ignore interrupt operations during the append process.
- -q or --quiet: Quiet mode, no output information is displayed.
- -v or --verbose: Verbose mode, displays detailed information of the append operation.
Example usage:
-
Append the contents of one file to the end of another file:
append source.txt target.txt
Copy after loginAppend the contents of the source.txt file The content is appended to the end of the target.txt file.
-
Silent mode:
append -q source.txt target.txt
Copy after loginAppend the contents of the source.txt file to the end of the target.txt file and do not display any output information during execution.
-
Detailed mode:
append -v source.txt target.txt
Copy after loginAppend the contents of the source.txt file to the end of the target.txt file and display the detailed information of the append operation.
Note: The
- append command will append the contents of the source file to the end of the target file. If the target file does not exist, a new one will be created. document.
- Before appending, please make sure that the permissions of the target file allow writing.
- When using the append command, please be careful to avoid accidentally overwriting the contents of the target file. It is recommended to back up the target file in advance.
This is an introduction to the basic usage of the append command. In actual use, you can choose the appropriate options and parameters according to your needs. You can view more detailed help information through the append --help command.
The above is the detailed content of How to use append. For more information, please follow other related articles on the PHP Chinese website!

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