Parse Parameter-Value Pair into Global Shell Array

parse_param.sh

# Declare our array
declare -A PARAMS

function parse_param() {
  # Syntax: parse_param "PARAMETER=VALUE"
  # Extract parameter and value and store it in Shell array"
  local _PARAM=$1
  [[ "$_PARAM" == *"="* ]] || exit_on_error "Option -p must have the syntax PARAMETER=VALUE"
  p=${_PARAM%=*}
  v=${_PARAM#*=}
  # Define associative array:
  PARAMS["$p"]="$v"
}