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This article mainly explains the "linux redirect command application and syntax", the content of the article is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "linux redirect command application and grammar"!

1. Control of standard input

Syntax: the command file sends the execution results of the command to the specified file.

For example:

Ls-l > list writes the result of the "ls-l" command to the file list.

Syntax: command >! The file sends the execution result of the command to the specified file, and if the file already exists, it is overwritten.

For example:

Ls-lg >! List overwrites the results of the "ls-lg" command to the file list.

Syntax: command > & File writes any information generated on the screen when the command is executed to the specified file.

For example:

Cc file1.c > & error writes any information generated when compiling the file1.c file to the file error.

Syntax: command > > file appends the result of command execution to the specified file.

For example:

Ls-lag > > list appends the result of executing the "ls-lag" command to the file list.

Syntax: command > > & File appends any information generated on the screen when the command is executed to the specified file.

For example:

Cc file2.c > > & error appends any information generated by the screen when compiling the file2.c file to the file error.

Thank you for your reading, the above is the content of "linux redirect command application and syntax". After the study of this article, I believe you have a deeper understanding of the linux redirect command application and syntax, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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