Use this to get the params and put it into a map object

gistfile1.txt

// USAGE: tjx_params_parser("myprogram", ["ip_address", "port", "memory"], 1)
// params:
// - cmd: the string of your command
// - variableList: the list of variables you want to get
// - optional: the number of optional variables starting from the end of the array
// - description: the description of usage

tjx_params_parser = function (cmd, variableList, optional, description)
	if not description or not description isa string then
		description = ""
	end if

	if not optional or optional < 0 or not optional isa number then
		optional = 0
	end if
	
	error_string_array = ["Usage:", cmd]
	start_optional_index = variableList.len - optional
	
	index = 0
	for item in variableList
		if index < start_optional_index then	
			error_string_array.push("[" + item + "]")
		else 
			error_string_array.push("(" + item + ")")
		end if
		index = index + 1
	end for

	error_string = error_string_array.join(" ") + "\n" + description + "\n"

	if params.len == 0 or params[0] == "-h" or params[0] == "--help" then
		return exit(error_string)	
	end if

	if params.len < start_optional_index or params.len > variableList.len then
		return exit(error_string)
	end if
	
	obj = {}
	index = 0
	for param in params
		if variableList.hasIndex(index) then
			variable = variableList[index]
			obj[variable] = param			
		end if
		index = index + 1
	end for

	return obj
end function