WC(1) General Commands Manual WC(1)
wc - word count
wc [ -lwc ] [ name ... ]
Wc counts lines, words and characters in the named files, or in the
standard input if no name appears. A word is a maximal string of char-
acters delimited by spaces, tabs or newlines.
If the optional argument is present, just the specified counts (lines,
words or characters) are selected by the letters l, w, or c.