class KonoUtils::Percentage
Classe che si occupa di rappresentare un numero percentuale ES: p = Percentage.new
(100,20) p.percentage -> ritorna il valore percentuale float p.to_i -> ritorna percentuale intera con relativi arrotondamenti p.to_percentage -> si comporta come l'helper number_to_percentage
Attributes
partial[RW]
total[RW]
Public Class Methods
new(total=0, partial=0)
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# File lib/kono_utils/percentage.rb, line 16 def initialize(total=0, partial=0) @total = total @partial = partial end
Public Instance Methods
percentage()
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# File lib/kono_utils/percentage.rb, line 47 def percentage return 0 if @partial==0 return 0 if @total<@partial @partial.to_f/@total.to_f*100.0 end
to_i()
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# File lib/kono_utils/percentage.rb, line 53 def to_i return 100 if @total.to_s == @partial.to_s percentage.to_i end
to_percentage(options = {})
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Args :
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options -> Hash :
:locale - Sets the locale to be used for formatting (defaults to current locale). :precision - Sets the precision of the number (defaults to 3). :significant - If true, precision will be the # of significant_digits. If false, the # of fractional digits (defaults to false). :separator - Sets the separator between the fractional and integer digits (defaults to “.”). :delimiter - Sets the thousands delimiter (defaults to “”). :strip_insignificant_zeros - If true removes insignificant zeros after the decimal separator (defaults to false). :format - Specifies the format of the percentage string The number field is %n (defaults to “%n%”). :raise - If true, raises InvalidNumberError when the argument is invalid.
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Returns :
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String
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# File lib/kono_utils/percentage.rb, line 43 def to_percentage(options = {}) number_to_percentage(percentage, options) end