diff options
Diffstat (limited to 'activesupport/lib/active_support/number_helper.rb')
| -rw-r--r-- | activesupport/lib/active_support/number_helper.rb | 381 |
1 files changed, 243 insertions, 138 deletions
diff --git a/activesupport/lib/active_support/number_helper.rb b/activesupport/lib/active_support/number_helper.rb index fc97782697..3849f94a31 100644 --- a/activesupport/lib/active_support/number_helper.rb +++ b/activesupport/lib/active_support/number_helper.rb @@ -7,8 +7,109 @@ module ActiveSupport module NumberHelper extend self - DEFAULT_CURRENCY_VALUES = { :format => "%u%n", :negative_format => "-%u%n", :unit => "$", :separator => ".", :delimiter => ",", - :precision => 2, :significant => false, :strip_insignificant_zeros => false } + DEFAULTS = { + # Used in number_to_delimited + # These are also the defaults for 'currency', 'percentage', 'precision', and 'human' + format: { + # Sets the separator between the units, for more precision (e.g. 1.0 / 2.0 == 0.5) + separator: ".", + # Delimits thousands (e.g. 1,000,000 is a million) (always in groups of three) + delimiter: ",", + # Number of decimals, behind the separator (the number 1 with a precision of 2 gives: 1.00) + precision: 3, + # If set to true, precision will mean the number of significant digits instead + # of the number of decimal digits (1234 with precision 2 becomes 1200, 1.23543 becomes 1.2) + significant: false, + # If set, the zeros after the decimal separator will always be stripped (eg.: 1.200 will be 1.2) + strip_insignificant_zeros: false + }, + + # Used in number_to_currency + currency: { + format: { + format: "%u%n", + negative_format: "-%u%n", + unit: "$", + # These five are to override number.format and are optional + separator: ".", + delimiter: ",", + precision: 2, + significant: false, + strip_insignificant_zeros: false + } + }, + + # Used in number_to_percentage + percentage: { + format: { + delimiter: "", + format: "%n%" + } + }, + + # Used in number_to_rounded + precision: { + format: { + delimiter: "" + } + }, + + # Used in number_to_human_size and number_to_human + human: { + format: { + # These five are to override number.format and are optional + delimiter: "", + precision: 3, + significant: true, + strip_insignificant_zeros: true + }, + # Used in number_to_human_size + storage_units: { + # Storage units output formatting. + # %u is the storage unit, %n is the number (default: 2 MB) + format: "%n %u", + units: { + byte: "Bytes", + kb: "KB", + mb: "MB", + gb: "GB", + tb: "TB" + } + }, + # Used in number_to_human + decimal_units: { + format: "%n %u", + # Decimal units output formatting + # By default we will only quantify some of the exponents + # but the commented ones might be defined or overridden + # by the user. + units: { + # femto: Quadrillionth + # pico: Trillionth + # nano: Billionth + # micro: Millionth + # mili: Thousandth + # centi: Hundredth + # deci: Tenth + unit: "", + # ten: + # one: Ten + # other: Tens + # hundred: Hundred + thousand: "Thousand", + million: "Million", + billion: "Billion", + trillion: "Trillion", + quadrillion: "Quadrillion" + } + } + } + } + + DECIMAL_UNITS = { 0 => :unit, 1 => :ten, 2 => :hundred, 3 => :thousand, 6 => :million, 9 => :billion, 12 => :trillion, 15 => :quadrillion, + -1 => :deci, -2 => :centi, -3 => :mili, -6 => :micro, -9 => :nano, -12 => :pico, -15 => :femto } + + STORAGE_UNITS = [:byte, :kb, :mb, :gb, :tb] # Formats a +number+ into a US phone number (e.g., (555) # 123-9876). You can customize the format in the +options+ hash. @@ -24,17 +125,17 @@ module ActiveSupport # number. # ==== Examples # - # number_to_phone(5551234) # => 555-1234 - # number_to_phone("5551234") # => 555-1234 - # number_to_phone(1235551234) # => 123-555-1234 - # number_to_phone(1235551234, :area_code => true) # => (123) 555-1234 - # number_to_phone(1235551234, :delimiter => " ") # => 123 555 1234 - # number_to_phone(1235551234, :area_code => true, :extension => 555) # => (123) 555-1234 x 555 - # number_to_phone(1235551234, :country_code => 1) # => +1-123-555-1234 - # number_to_phone("123a456") # => 123a456 - # - # number_to_phone(1235551234, :country_code => 1, :extension => 1343, :delimiter => ".") - # # => +1.123.555.1234 x 1343 + # number_to_phone(5551234) # => 555-1234 + # number_to_phone("5551234") # => 555-1234 + # number_to_phone(1235551234) # => 123-555-1234 + # number_to_phone(1235551234, area_code: true) # => (123) 555-1234 + # number_to_phone(1235551234, delimiter: ' ') # => 123 555 1234 + # number_to_phone(1235551234, area_code: true, extension: 555) # => (123) 555-1234 x 555 + # number_to_phone(1235551234, country_code: 1) # => +1-123-555-1234 + # number_to_phone("123a456") # => 123a456 + # + # number_to_phone(1235551234, country_code: 1, extension: 1343, delimiter: '.') + # # => +1.123.555.1234 x 1343 def number_to_phone(number, options = {}) return unless number options = options.symbolize_keys @@ -85,26 +186,26 @@ module ActiveSupport # # ==== Examples # - # number_to_currency(1234567890.50) # => $1,234,567,890.50 - # number_to_currency(1234567890.506) # => $1,234,567,890.51 - # number_to_currency(1234567890.506, :precision => 3) # => $1,234,567,890.506 - # number_to_currency(1234567890.506, :locale => :fr) # => 1 234 567 890,51 € - # number_to_currency("123a456") # => $123a456 - # - # number_to_currency(-1234567890.50, :negative_format => "(%u%n)") - # # => ($1,234,567,890.50) - # number_to_currency(1234567890.50, :unit => "£", :separator => ",", :delimiter => "") - # # => £1234567890,50 - # number_to_currency(1234567890.50, :unit => "£", :separator => ",", :delimiter => "", :format => "%n %u") - # # => 1234567890,50 £ + # number_to_currency(1234567890.50) # => $1,234,567,890.50 + # number_to_currency(1234567890.506) # => $1,234,567,890.51 + # number_to_currency(1234567890.506, precision: 3) # => $1,234,567,890.506 + # number_to_currency(1234567890.506, locale: :fr) # => 1 234 567 890,51 € + # number_to_currency('123a456') # => $123a456 + # + # number_to_currency(-1234567890.50, negative_format: '(%u%n)') + # # => ($1,234,567,890.50) + # number_to_currency(1234567890.50, unit: '£', separator: ',', delimiter: '') + # # => £1234567890,50 + # number_to_currency(1234567890.50, unit: '£', separator: ',', delimiter: '', format: '%n %u') + # # => 1234567890,50 £ def number_to_currency(number, options = {}) return unless number options = options.symbolize_keys - currency = translations_for('currency', options[:locale]) + currency = i18n_format_options(options[:locale], :currency) currency[:negative_format] ||= "-" + currency[:format] if currency[:format] - defaults = DEFAULT_CURRENCY_VALUES.merge(defaults_translations(options[:locale])).merge!(currency) + defaults = default_format_options(:currency).merge!(currency) defaults[:negative_format] = "-" + options[:format] if options[:format] options = defaults.merge!(options) @@ -116,8 +217,7 @@ module ActiveSupport number = number.respond_to?("abs") ? number.abs : number.sub(/^-/, '') end - formatted_number = format.gsub('%n', self.number_to_rounded(number, options)).gsub('%u', unit) - formatted_number + format.gsub('%n', self.number_to_rounded(number, options)).gsub('%u', unit) end # Formats a +number+ as a percentage string (e.g., 65%). You can @@ -144,26 +244,23 @@ module ActiveSupport # # ==== Examples # - # number_to_percentage(100) # => 100.000% - # number_to_percentage("98") # => 98.000% - # number_to_percentage(100, :precision => 0) # => 100% - # number_to_percentage(1000, :delimiter => '.', :separator => ',') # => 1.000,000% - # number_to_percentage(302.24398923423, :precision => 5) # => 302.24399% - # number_to_percentage(1000, :locale => :fr) # => 1 000,000% - # number_to_percentage("98a") # => 98a% - # number_to_percentage(100, :format => "%n %") # => 100 % - # + # number_to_percentage(100) # => 100.000% + # number_to_percentage('98') # => 98.000% + # number_to_percentage(100, precision: 0) # => 100% + # number_to_percentage(1000, delimiter: '.', separator: ,') # => 1.000,000% + # number_to_percentage(302.24398923423, precision: 5) # => 302.24399% + # number_to_percentage(1000, :locale => :fr) # => 1 000,000% + # number_to_percentage('98a') # => 98a% + # number_to_percentage(100, format: '%n %') # => 100 % def number_to_percentage(number, options = {}) return unless number options = options.symbolize_keys - defaults = format_translations('percentage', options[:locale]) + defaults = format_options(options[:locale], :percentage) options = defaults.merge!(options) format = options[:format] || "%n%" - - formatted_number = format.gsub('%n', self.number_to_rounded(number, options)) - formatted_number + format.gsub('%n', self.number_to_rounded(number, options)) end # Formats a +number+ with grouped thousands using +delimiter+ @@ -181,22 +278,22 @@ module ActiveSupport # # ==== Examples # - # number_to_delimited(12345678) # => 12,345,678 - # number_to_delimited("123456") # => 123,456 - # number_to_delimited(12345678.05) # => 12,345,678.05 - # number_to_delimited(12345678, :delimiter => ".") # => 12.345.678 - # number_to_delimited(12345678, :delimiter => ",") # => 12,345,678 - # number_to_delimited(12345678.05, :separator => " ") # => 12,345,678 05 - # number_to_delimited(12345678.05, :locale => :fr) # => 12 345 678,05 - # number_to_delimited("112a") # => 112a - # number_to_delimited(98765432.98, :delimiter => " ", :separator => ",") - # # => 98 765 432,98 + # number_to_delimited(12345678) # => 12,345,678 + # number_to_delimited('123456') # => 123,456 + # number_to_delimited(12345678.05) # => 12,345,678.05 + # number_to_delimited(12345678, delimiter: '.') # => 12.345.678 + # number_to_delimited(12345678, delimiter: ',') # => 12,345,678 + # number_to_delimited(12345678.05, separator: ' ') # => 12,345,678 05 + # number_to_delimited(12345678.05, locale: :fr) # => 12 345 678,05 + # number_to_delimited('112a') # => 112a + # number_to_delimited(98765432.98, delimiter: ' ', separator: ',') + # # => 98 765 432,98 def number_to_delimited(number, options = {}) options = options.symbolize_keys return number unless valid_float?(number) - options = defaults_translations(options[:locale]).merge(options) + options = format_options(options[:locale]).merge!(options) parts = number.to_s.to_str.split('.') parts[0].gsub!(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{options[:delimiter]}") @@ -227,35 +324,34 @@ module ActiveSupport # # ==== Examples # - # number_to_rounded(111.2345) # => 111.235 - # number_to_rounded(111.2345, :precision => 2) # => 111.23 - # number_to_rounded(13, :precision => 5) # => 13.00000 - # number_to_rounded(389.32314, :precision => 0) # => 389 - # number_to_rounded(111.2345, :significant => true) # => 111 - # number_to_rounded(111.2345, :precision => 1, :significant => true) # => 100 - # number_to_rounded(13, :precision => 5, :significant => true) # => 13.000 - # number_to_rounded(111.234, :locale => :fr) # => 111,234 - # - # number_to_rounded(13, :precision => 5, :significant => true, :strip_insignificant_zeros => true) - # # => 13 - # - # number_to_rounded(389.32314, :precision => 4, :significant => true) # => 389.3 - # number_to_rounded(1111.2345, :precision => 2, :separator => ',', :delimiter => '.') - # # => 1.111,23 + # number_to_rounded(111.2345) # => 111.235 + # number_to_rounded(111.2345, precision: 2) # => 111.23 + # number_to_rounded(13, precision: 5) # => 13.00000 + # number_to_rounded(389.32314, precision: 0) # => 389 + # number_to_rounded(111.2345, significant: true) # => 111 + # number_to_rounded(111.2345, precision: 1, significant: true) # => 100 + # number_to_rounded(13, precision: 5, significant: true) # => 13.000 + # number_to_rounded(111.234, locale: :fr) # => 111,234 + # + # number_to_rounded(13, precision: 5, significant: true, strip_insignificant_zeros: true) + # # => 13 + # + # number_to_rounded(389.32314, precision: 4, significant: true) # => 389.3 + # number_to_rounded(1111.2345, precision: 2, separator: ',', delimiter: '.') + # # => 1.111,23 def number_to_rounded(number, options = {}) - options = options.symbolize_keys - return number unless valid_float?(number) - number = Float(number) + number = Float(number) + options = options.symbolize_keys - defaults = format_translations('precision', options[:locale]) + defaults = format_options(options[:locale], :precision) options = defaults.merge!(options) precision = options.delete :precision significant = options.delete :significant strip_insignificant_zeros = options.delete :strip_insignificant_zeros - if significant and precision > 0 + if significant && precision > 0 if number == 0 digits, rounded_number = 1, 0 else @@ -264,10 +360,10 @@ module ActiveSupport digits = (Math.log10(rounded_number.abs) + 1).floor # After rounding, the number of digits may have changed end precision -= digits - precision = precision > 0 ? precision : 0 #don't let it be negative + precision = 0 if precision < 0 # don't let it be negative else rounded_number = BigDecimal.new(number.to_s).round(precision).to_f - rounded_number = rounded_number.zero? ? rounded_number.abs : rounded_number #prevent showing negative zeros + rounded_number = rounded_number.abs if rounded_number.zero? # prevent showing negative zeros end formatted_number = self.number_to_delimited("%01.#{precision}f" % rounded_number, options) if strip_insignificant_zeros @@ -278,8 +374,6 @@ module ActiveSupport end end - STORAGE_UNITS = [:byte, :kb, :mb, :gb, :tb].freeze - # Formats the bytes in +number+ into a more understandable # representation (e.g., giving it 1500 yields 1.5 KB). This # method is useful for reporting file sizes to users. You can @@ -309,39 +403,39 @@ module ActiveSupport # # ==== Examples # - # number_to_human_size(123) # => 123 Bytes - # number_to_human_size(1234) # => 1.21 KB - # number_to_human_size(12345) # => 12.1 KB - # number_to_human_size(1234567) # => 1.18 MB - # number_to_human_size(1234567890) # => 1.15 GB - # number_to_human_size(1234567890123) # => 1.12 TB - # number_to_human_size(1234567, :precision => 2) # => 1.2 MB - # number_to_human_size(483989, :precision => 2) # => 470 KB - # number_to_human_size(1234567, :precision => 2, :separator => ',') # => 1,2 MB - # - # Non-significant zeros after the fractional separator are - # stripped out by default (set - # <tt>:strip_insignificant_zeros</tt> to +false+ to change that): - # number_to_human_size(1234567890123, :precision => 5) # => "1.1229 TB" - # number_to_human_size(524288000, :precision => 5) # => "500 MB" + # number_to_human_size(123) # => 123 Bytes + # number_to_human_size(1234) # => 1.21 KB + # number_to_human_size(12345) # => 12.1 KB + # number_to_human_size(1234567) # => 1.18 MB + # number_to_human_size(1234567890) # => 1.15 GB + # number_to_human_size(1234567890123) # => 1.12 TB + # number_to_human_size(1234567, precision: 2) # => 1.2 MB + # number_to_human_size(483989, precision: 2) # => 470 KB + # number_to_human_size(1234567, precision: 2, separator: ',') # => 1,2 MB + # + # Non-significant zeros after the fractional separator are stripped out by + # default (set <tt>:strip_insignificant_zeros</tt> to +false+ to change that): + # + # number_to_human_size(1234567890123, precision: 5) # => "1.1229 TB" + # number_to_human_size(524288000, precision: 5) # => "500 MB" def number_to_human_size(number, options = {}) options = options.symbolize_keys return number unless valid_float?(number) number = Float(number) - defaults = format_translations('human', options[:locale]) + defaults = format_options(options[:locale], :human) options = defaults.merge!(options) #for backwards compatibility with those that didn't add strip_insignificant_zeros to their locale files options[:strip_insignificant_zeros] = true if not options.key?(:strip_insignificant_zeros) - storage_units_format = I18n.translate(:'number.human.storage_units.format', :locale => options[:locale], :raise => true) + storage_units_format = translate_number_value_with_default('human.storage_units.format', :locale => options[:locale], :raise => true) base = options[:prefix] == :si ? 1000 : 1024 if number.to_i < base - unit = I18n.translate(:'number.human.storage_units.units.byte', :locale => options[:locale], :count => number.to_i, :raise => true) + unit = translate_number_value_with_default('human.storage_units.units.byte', :locale => options[:locale], :count => number.to_i, :raise => true) storage_units_format.gsub(/%n/, number.to_i.to_s).gsub(/%u/, unit) else max_exp = STORAGE_UNITS.size - 1 @@ -350,16 +444,13 @@ module ActiveSupport number /= base ** exponent unit_key = STORAGE_UNITS[exponent] - unit = I18n.translate(:"number.human.storage_units.units.#{unit_key}", :locale => options[:locale], :count => number, :raise => true) + unit = translate_number_value_with_default("human.storage_units.units.#{unit_key}", :locale => options[:locale], :count => number, :raise => true) formatted_number = self.number_to_rounded(number, options) storage_units_format.gsub(/%n/, formatted_number).gsub(/%u/, unit) end end - DECIMAL_UNITS = {0 => :unit, 1 => :ten, 2 => :hundred, 3 => :thousand, 6 => :million, 9 => :billion, 12 => :trillion, 15 => :quadrillion, - -1 => :deci, -2 => :centi, -3 => :mili, -6 => :micro, -9 => :nano, -12 => :pico, -15 => :femto}.freeze - # Pretty prints (formats and approximates) a number in a way it # is more readable by humans (eg.: 1200000000 becomes "1.2 # Billion"). This is useful for numbers that can get very large @@ -407,27 +498,28 @@ module ActiveSupport # # ==== Examples # - # number_to_human(123) # => "123" - # number_to_human(1234) # => "1.23 Thousand" - # number_to_human(12345) # => "12.3 Thousand" - # number_to_human(1234567) # => "1.23 Million" - # number_to_human(1234567890) # => "1.23 Billion" - # number_to_human(1234567890123) # => "1.23 Trillion" - # number_to_human(1234567890123456) # => "1.23 Quadrillion" - # number_to_human(1234567890123456789) # => "1230 Quadrillion" - # number_to_human(489939, :precision => 2) # => "490 Thousand" - # number_to_human(489939, :precision => 4) # => "489.9 Thousand" - # number_to_human(1234567, :precision => 4, - # :significant => false) # => "1.2346 Million" - # number_to_human(1234567, :precision => 1, - # :separator => ',', - # :significant => false) # => "1,2 Million" + # number_to_human(123) # => "123" + # number_to_human(1234) # => "1.23 Thousand" + # number_to_human(12345) # => "12.3 Thousand" + # number_to_human(1234567) # => "1.23 Million" + # number_to_human(1234567890) # => "1.23 Billion" + # number_to_human(1234567890123) # => "1.23 Trillion" + # number_to_human(1234567890123456) # => "1.23 Quadrillion" + # number_to_human(1234567890123456789) # => "1230 Quadrillion" + # number_to_human(489939, precision: 2) # => "490 Thousand" + # number_to_human(489939, precision: 4) # => "489.9 Thousand" + # number_to_human(1234567, precision: 4, + # significant: false) # => "1.2346 Million" + # number_to_human(1234567, precision: 1, + # separator: ',', + # significant: false) # => "1,2 Million" # # Non-significant zeros after the decimal separator are stripped # out by default (set <tt>:strip_insignificant_zeros</tt> to # +false+ to change that): - # number_to_human(12345012345, :significant_digits => 6) # => "12.345 Billion" - # number_to_human(500000000, :precision => 5) # => "500 Million" + # + # number_to_human(12345012345, significant_digits: 6) # => "12.345 Billion" + # number_to_human(500000000, precision: 5) # => "500 Million" # # ==== Custom Unit Quantifiers # @@ -435,6 +527,7 @@ module ActiveSupport # number_to_human(500000, :units => {:unit => "ml", :thousand => "lt"}) # => "500 lt" # # If in your I18n locale you have: + # # distance: # centi: # one: "centimeter" @@ -449,19 +542,19 @@ module ActiveSupport # # Then you could do: # - # number_to_human(543934, :units => :distance) # => "544 kilometers" - # number_to_human(54393498, :units => :distance) # => "54400 kilometers" - # number_to_human(54393498000, :units => :distance) # => "54.4 gazillion-distance" - # number_to_human(343, :units => :distance, :precision => 1) # => "300 meters" - # number_to_human(1, :units => :distance) # => "1 meter" - # number_to_human(0.34, :units => :distance) # => "34 centimeters" + # number_to_human(543934, :units => :distance) # => "544 kilometers" + # number_to_human(54393498, :units => :distance) # => "54400 kilometers" + # number_to_human(54393498000, :units => :distance) # => "54.4 gazillion-distance" + # number_to_human(343, :units => :distance, :precision => 1) # => "300 meters" + # number_to_human(1, :units => :distance) # => "1 meter" + # number_to_human(0.34, :units => :distance) # => "34 centimeters" def number_to_human(number, options = {}) options = options.symbolize_keys return number unless valid_float?(number) number = Float(number) - defaults = format_translations('human', options[:locale]) + defaults = format_options(options[:locale], :human) options = defaults.merge!(options) #for backwards compatibility with those that didn't add strip_insignificant_zeros to their locale files @@ -476,7 +569,7 @@ module ActiveSupport when String, Symbol I18n.translate(:"#{units}", :locale => options[:locale], :raise => true) when nil - I18n.translate(:"number.human.decimal_units.units", :locale => options[:locale], :raise => true) + translate_number_value_with_default("human.decimal_units.units", :locale => options[:locale], :raise => true) else raise ArgumentError, ":units must be a Hash or String translation scope." end.keys.map{|e_name| inverted_du[e_name] }.sort_by{|e| -e} @@ -491,41 +584,53 @@ module ActiveSupport when String, Symbol I18n.translate(:"#{units}.#{DECIMAL_UNITS[display_exponent]}", :locale => options[:locale], :count => number.to_i) else - I18n.translate(:"number.human.decimal_units.units.#{DECIMAL_UNITS[display_exponent]}", :locale => options[:locale], :count => number.to_i) + translate_number_value_with_default("human.decimal_units.units.#{DECIMAL_UNITS[display_exponent]}", :locale => options[:locale], :count => number.to_i) end - decimal_format = options[:format] || I18n.translate(:'number.human.decimal_units.format', :locale => options[:locale], :default => "%n %u") + decimal_format = options[:format] || translate_number_value_with_default('human.decimal_units.format', :locale => options[:locale]) formatted_number = self.number_to_rounded(number, options) decimal_format.gsub(/%n/, formatted_number).gsub(/%u/, unit).strip end - def self.private_module_and_instance_method(method_name) + def self.private_module_and_instance_method(method_name) #:nodoc: private method_name private_class_method method_name end private_class_method :private_module_and_instance_method - def format_translations(namespace, locale) - defaults_translations(locale).merge(translations_for(namespace, locale)) + def format_options(locale, namespace = nil) #:nodoc: + default_format_options(namespace).merge!(i18n_format_options(locale, namespace)) end - private_module_and_instance_method :format_translations + private_module_and_instance_method :format_options - def defaults_translations(locale) - I18n.translate(:'number.format', :locale => locale, :default => {}) + def default_format_options(namespace = nil) #:nodoc: + options = DEFAULTS[:format].dup + options.merge!(DEFAULTS[namespace][:format]) if namespace + options end - private_module_and_instance_method :defaults_translations + private_module_and_instance_method :default_format_options - def translations_for(namespace, locale) - I18n.translate(:"number.#{namespace}.format", :locale => locale, :default => {}) + def i18n_format_options(locale, namespace = nil) #:nodoc: + options = I18n.translate(:'number.format', locale: locale, default: {}).dup + if namespace + options.merge!(I18n.translate(:"number.#{namespace}.format", locale: locale, default: {})) + end + options end - private_module_and_instance_method :translations_for + private_module_and_instance_method :i18n_format_options + + def translate_number_value_with_default(key, i18n_options = {}) #:nodoc: + default = key.split('.').reduce(DEFAULTS) { |defaults, k| defaults[k.to_sym] } - def valid_float?(number) + I18n.translate(key, { default: default, scope: :number }.merge!(i18n_options)) + end + private_module_and_instance_method :translate_number_value_with_default + + def valid_float?(number) #:nodoc: Float(number) rescue ArgumentError, TypeError false end private_module_and_instance_method :valid_float? - end end |