count(1)

NAME
count -- count the number of elements of an array

  Synopsis

count $VARIABLE

  Description
count prints the number of arguments that were passed to it. This is usually used to find out how many elements an environment variable array contains.

count does not accept any options, including -h or --help.

count exits with a non-zero exit status if no arguments were passed to it, and with zero if at least one argument was passed.

  Example

count $PATH
  Returns the number of directories in the users PATH variable.

count *.txt
  Returns the number of files in the current working directory ending with the suffix '.txt'.