line
reads a single line from standard input and writes it to standard output
TLDR
Read a single line of input
$ line
SYNOPSIS
line
DESCRIPTION
line reads a single line from standard input and writes it to standard output. It is a simple utility for reading exactly one line in shell scripts.
CAVEATS
Deprecated on many systems. Consider using `read` shell builtin or `head -n 1` instead for portable scripts.