tac(1) General Commands Manual tac(1) NAME tac - Write each file to standard output, last line first. SYNOPSIS tac [-b|--before] [-r|--regex] [-s|--separator] [-h|--help] [-V|--version] [file] DESCRIPTION Write each file to standard output, last line first. OPTIONS -b, --before attach the separator before instead of after -r, --regex interpret the sequence as a regular expression -s, --separator=STRING use STRING as the separator instead of newline -h, --help Print help -V, --version Print version VERSION v0.0.26 tac 0.0.26 tac(1)