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cbrumelle/humanize_large_number.rb

Created November 5, 2010 18:37
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Format large numbers nicely for millions, billions and trillions
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humanize_large_number.rb
# Format large numbers nicely for Millions, Billions and Trillions
# Example:
# humanize_large_number(123456789) => 123.46M
# humanize_large_number(123) => 123
def humanize_large_number(i)
i = Integer(i)
case i
when 1000000..999999999
"%.2fM" % (i/1000000.0)
when 1000000000..999999999999
"%.2fB" % (i/1000000000.0)
when 1000000000000
"%.2fT" % (i/1000000000000.0)
else i
end
end
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