Methods
- T
Instance Public methods
to_s(format = nil, options = nil) Link
Provides options for converting numbers into formatted strings. Options are provided for phone numbers, currency, percentage, precision, positional notation, file size and pretty printing.
Options
For details on which formats use which options, see ActiveSupport::NumberHelper
Examples
Phone Numbers:
5551234.to_s(:phone) # => "555-1234"
1235551234.to_s(:phone) # => "123-555-1234"
1235551234.to_s(:phone, area_code: true) # => "(123) 555-1234"
1235551234.to_s(:phone, delimiter: ' ') # => "123 555 1234"
1235551234.to_s(:phone, area_code: true, extension: 555) # => "(123) 555-1234 x 555"
1235551234.to_s(:phone, country_code: 1) # => "+1-123-555-1234"
1235551234.to_s(:phone, country_code: 1, extension: 1343, delimiter: '.')
# => "+1.123.555.1234 x 1343"
Currency:
1234567890.50.to_s(:currency) # => "$1,234,567,890.50"
1234567890.506.to_s(:currency) # => "$1,234,567,890.51"
1234567890.506.to_s(:currency, precision: 3) # => "$1,234,567,890.506"
1234567890.506.to_s(:currency, round_mode: :down) # => "$1,234,567,890.50"
1234567890.506.to_s(:currency, locale: :fr) # => "1 234 567 890,51 €"
-1234567890.50.to_s(:currency, negative_format: '(%u%n)')
# => "($1,234,567,890.50)"
1234567890.50.to_s(:currency, unit: '£', separator: ',', delimiter: '')
# => "£1234567890,50"
1234567890.50.to_s(:currency, unit: '£', separator: ',', delimiter: '', format: '%n %u')
# => "1234567890,50 £"
Percentage:
100.to_s(:percentage) # => "100.000%"
100.to_s(:percentage, precision: 0) # => "100%"
1000.to_s(:percentage, delimiter: '.', separator: ',') # => "1.000,000%"
302.24398923423.to_s(:percentage, precision: 5) # => "302.24399%"
302.24398923423.to_s(:percentage, round_mode: :down) # => "302.243%"
1000.to_s(:percentage, locale: :fr) # => "1 000,000%"
100.to_s(:percentage, format: '%n %') # => "100.000 %"
Delimited:
12345678.to_s(:delimited) # => "12,345,678"
12345678.05.to_s(:delimited) # => "12,345,678.05"
12345678.to_s(:delimited, delimiter: '.') # => "12.345.678"
12345678.to_s(:delimited, delimiter: ',') # => "12,345,678"
12345678.05.to_s(:delimited, separator: ' ') # => "12,345,678 05"
12345678.05.to_s(:delimited, locale: :fr) # => "12 345 678,05"
98765432.98.to_s(:delimited, delimiter: ' ', separator: ',')
# => "98 765 432,98"
Rounded:
111.2345.to_s(:rounded) # => "111.235"
111.2345.to_s(:rounded, precision: 2) # => "111.23"
111.2345.to_s(:rounded, precision: 2, round_mode: :up) # => "111.24"
13.to_s(:rounded, precision: 5) # => "13.00000"
389.32314.to_s(:rounded, precision: 0) # => "389"
111.2345.to_s(:rounded, significant: true) # => "111"
111.2345.to_s(:rounded, precision: 1, significant: true) # => "100"
13.to_s(:rounded, precision: 5, significant: true) # => "13.000"
111.234.to_s(:rounded, locale: :fr) # => "111,234"
13.to_s(:rounded, precision: 5, significant: true, strip_insignificant_zeros: true)
# => "13"
389.32314.to_s(:rounded, precision: 4, significant: true) # => "389.3"
1111.2345.to_s(:rounded, precision: 2, separator: ',', delimiter: '.')
# => "1.111,23"
Human-friendly size in Bytes:
123.to_s(:human_size) # => "123 Bytes"
1234.to_s(:human_size) # => "1.21 KB"
12345.to_s(:human_size) # => "12.1 KB"
1234567.to_s(:human_size) # => "1.18 MB"
1234567890.to_s(:human_size) # => "1.15 GB"
1234567890123.to_s(:human_size) # => "1.12 TB"
1234567890123456.to_s(:human_size) # => "1.1 PB"
1234567890123456789.to_s(:human_size) # => "1.07 EB"
1234567.to_s(:human_size, precision: 2) # => "1.2 MB"
1234567.to_s(:human_size, precision: 2, round_mode: :up) # => "1.3 MB"
483989.to_s(:human_size, precision: 2) # => "470 KB"
1234567.to_s(:human_size, precision: 2, separator: ',') # => "1,2 MB"
1234567890123.to_s(:human_size, precision: 5) # => "1.1228 TB"
524288000.to_s(:human_size, precision: 5) # => "500 MB"
Human-friendly format:
123.to_s(:human) # => "123"
1234.to_s(:human) # => "1.23 Thousand"
12345.to_s(:human) # => "12.3 Thousand"
1234567.to_s(:human) # => "1.23 Million"
1234567890.to_s(:human) # => "1.23 Billion"
1234567890123.to_s(:human) # => "1.23 Trillion"
1234567890123456.to_s(:human) # => "1.23 Quadrillion"
1234567890123456789.to_s(:human) # => "1230 Quadrillion"
489939.to_s(:human, precision: 2) # => "490 Thousand"
489939.to_s(:human, precision: 2, round_mode: :down) # => "480 Thousand"
489939.to_s(:human, precision: 4) # => "489.9 Thousand"
1234567.to_s(:human, precision: 4,
significant: false) # => "1.2346 Million"
1234567.to_s(:human, precision: 1,
separator: ',',
significant: false) # => "1,2 Million"
# File activesupport/lib/active_support/core_ext/numeric/conversions.rb, line 109 def to_s(format = nil, options = nil) case format when nil super() when Integer, String super(format) when :phone ActiveSupport::NumberHelper.number_to_phone(self, options || {}) when :currency ActiveSupport::NumberHelper.number_to_currency(self, options || {}) when :percentage ActiveSupport::NumberHelper.number_to_percentage(self, options || {}) when :delimited ActiveSupport::NumberHelper.number_to_delimited(self, options || {}) when :rounded ActiveSupport::NumberHelper.number_to_rounded(self, options || {}) when :human ActiveSupport::NumberHelper.number_to_human(self, options || {}) when :human_size ActiveSupport::NumberHelper.number_to_human_size(self, options || {}) when Symbol super() else super(format) end end