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head:tldr:b6b93
head: Output everything but the last few bytes of a file.
$ head --bytes -${count} ${filename}
try on your machine
The head
command is used to display the beginning lines of a file. In the given command:
head --bytes -${count} ${filename}
--bytes
is an option forhead
that specifies to display the specified number of bytes instead of lines.-
before${count}
is used to indicate thatcount
is a negative number, meaning to display bytes from the end of the file rather than the beginning.${count}
is the argument that determines the number of bytes to be displayed. It should be replaced with a specific number.${filename}
is the argument that specifies the file whose contents will be displayed. It should be replaced with the name (including the path, if necessary) of the actual file.
Overall, this command will display the last count
number of bytes from the file named ${filename}
.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.