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view bin/randstr @ 702:48b0cfae98be
Update email in license
author | nanaya <me@nanaya.net> |
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date | Mon, 31 Oct 2022 20:42:42 +0900 |
parents | ecff9d2c0500 |
children |
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#!/usr/bin/env ruby require "securerandom" def random_base62(length) group = ["A".."Z", "a".."z", "0".."9"].map(&:to_a).flatten length.times.map do |x| group[SecureRandom.random_number(group.length)] end.join end length = ARGV[0].to_i length = 12 if length <= 0 puts random_base62(length)