#!/bin/bash
# Contribution from Kent Lewin.
set -u
declare Platform=
# Convert Epoch Time to human-readable format.
if [[ -z "${1:-}" ]]; then
echo -e "\\nUsage: ${0##*/} <EpocTime>\\n\\nwhere <EpochTime> is a timestamp in Epoch Time form, e.g. 1735646399.\\n"
exit 1
else
Platform=$(uname -s)
if [[ "$Platform" == "Darwin" ]]; then
date -r "$1" +"%Y-%m-%d-%H%M%S"
else
date -d "@$1" +"%Y-%m-%d-%H%M%S"
fi
fi