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femoco/how to generate random string in ruby

Created March 28, 2009 18:15
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how to generate random string in ruby
def get_random_string(length=5)
source=("a".."z").to_a + ("A".."Z").to_a + (0..9).to_a + ["_","-","."]
key=""
length.times{ key += source[rand(source.size)].to_s }
return key
end
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