`wc` command is used to print newline, words and byte count of file. It tells about number of words, characters, lines, bytes etc. in a file.
By default it shows bytes, words ,lines.
wc [option] [file]
[ -c ] :It shows number of bytes.
[ -m ] :It shows number of chars.
[ -w ] :It shows number of words.
[ -l ] :It shows number of lines.
[ -L ] :It gives maximun display width.