Module: RubyExtendsions::ArrayExtendsions::InstanceMethods
- Defined in:
- lib/ruby_extendsions/array_extendsions.rb
Overview
extend ActiveSupport::Concern
Instance Method Summary collapse
-
#compare_content(com_arr) ⇒ Object
比较两个数组内容相同,不包含顺序.
- #fill_nil(val) ⇒ Object
- #fill_nil!(val) ⇒ Object
-
#format_mess_insert ⇒ Object
change [[1,2,3]] to (‘1’,‘2’,‘3’),(‘4’,‘5’,‘6’) be used with mess insert mysql.
-
#is_blank_all? ⇒ Boolean
for rails.
-
#is_nil_all? ⇒ Boolean
whether the array is all nil item like arr = [nil,nil,nil,nil] arr.is_nil_all? #=> true.
-
#random ⇒ Object
Random return an Array item.
- #stringify_items ⇒ Object
-
#stringify_items! ⇒ Object
把数组元素全部转换为字符串。.
Instance Method Details
#compare_content(com_arr) ⇒ Object
比较两个数组内容相同,不包含顺序
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 81 def compare_content com_arr Set.new(self) == Set.new(com_arr) end |
#fill_nil(val) ⇒ Object
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 10 def fill_nil(val) self.inject([]) {|s, a| s << (a.nil? ? a=val : a)} end |
#fill_nil!(val) ⇒ Object
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 14 def fill_nil!(val) self.each_index { |i| self[i] ||= val } end |
#format_mess_insert ⇒ Object
change [[1,2,3]] to (‘1’,‘2’,‘3’),(‘4’,‘5’,‘6’) be used with mess insert mysql
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 20 def format_mess_insert self.inject('') do |s,i| t = i.inject('(') { |x, n| x << "'#{n}'," }.chop s << t << '),' end.chop end |
#is_blank_all? ⇒ Boolean
for rails
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 37 def is_blank_all? b = true self.each {|i| b = false if !i.blank? } return b end |
#is_nil_all? ⇒ Boolean
whether the array is all nil item like arr = [nil,nil,nil,nil] arr.is_nil_all? #=> true
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 30 def is_nil_all? b = true self.each {|i| b = false if !i.nil? } return b end |
#random ⇒ Object
Random return an Array item
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 44 def random return self[rand(self.size)] end |
#stringify_items ⇒ Object
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 55 def stringify_items Marshal.load(Marshal.dump(self)).stringify_items! end |
#stringify_items! ⇒ Object
把数组元素全部转换为字符串。
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# File 'lib/ruby_extendsions/array_extendsions.rb', line 49 def stringify_items! self.each_with_index do |item, i| item.is_a?(Array) ? item.stringify_items! : self[i] = item.to_s end end |