Linux "head" Command Line Options and Examples
output the first part of files
Print the first 10 lines of each FILE to standard output. With more than one FILE, precede each with a header giving the file name. With no FILE, or when FILE is -, read standard input.
head [OPTION]... [FILE]...
Command Line Options:
print the first NUM bytes of each file; with the leading '-', print all but the last NUM bytes of each file
head -c ...
print the first NUM lines instead of the first 10; with the leading '-', print all but the last NUM lines of each file
head -n ...
never print headers giving file names
head -q ...
always print headers giving file names
head -v ...
line delimiter is NUL, not newline
head -z ...
display this help and exit
head --help ...
output version information and exitNUM may have a multiplier suffix: b 512, kB 1000, K 1024, MB 1000*1000, M 1024*1024, GB 1000*1000*1000, G 1024*1024*1024, and so onfor T, P, E, Z, Y.AUTHORWritten by David MacKenzie and Jim Meyering.REPORTING BUGSGNU coreutils online help: <http://www.gnu.org/software/coreutils/>Report head translation bugs to <http://translationproject.org/team/>COPYRIGHTCopyright © 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
head --version ...