Linux Commands Thorough Research (note): Cat

NAME cat-concatenate files and print on the standard output synopsis cat [OPTION] ... [FILE] ...       DESCRIPTION concatenate FILE (s), or standard input, to standard output.       -A,--show-all equivalent to-vet-b,--number-nonblank number nonempty output lines -e equivalent to-ve-e,--show-ends display $ at end-N,--numberNumber all output lines-s,--squeeze-blank suppress repeated empty output lines-t Equivalen T to-vt-t,--show-tabs display TAB characters as ^i-u (ignored)-V,--show-nonprinti              ng use ^ and m-notation, except for LFD and TAB--help Display this help and exit--version Output version information and exit with no file, or if file is-, read standard input.       EXAMPLES cat f-g Output F ' s contents, then standard input, and then G ' s contents. Cat Copy standard input to standard output.
Usage:
Cat <<eof
Output all between <<eof and EOF
Eof