DOCUMENTATION

SYNOPSIS

count

PERL PROGRAM NAME: count.pm
AUTHOR: 	Juan Lorenzo
DATE: 		Feb. 2022

DESCRIPTION 
    count occurrences of strings in a list

BASED ON:

USE

NOTES

Examples

SEISMIC UNIX NOTES

CHANGES and their DATES

Notes from bash

declare libraries

instantiate modules

define local variables

define private hash to share

sub clear all memory

sub set_column

sub set_file_name_in

sub set_file_format

geometry values

sub set_suffix_type

geometry values

sub get_histogram_aref

count unique elements output the element value and the number of occurrences