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- [ ] should be identical and returns the same thing as ruby's [`none?`](https://ruby-doc.org/core-2.6.4/Enumerable.html#method-i-none-3F). ([Screenshot](https://gitlab.com/microverse/guides/projects/requirements_screenshots/raw/master/images/ruby/advanced_building_blocks_enumerable/my_none.png) from [Odin](https://www.theodinproject.com/courses/ruby-programming/lessons/advanced-building-blocks#assignment-2)) | |
- [ ] when a class is passed as an argument returns true if none of the collection is a member of such class | |
```ruby | |
array = Array.new(100) { rand(0...9) } | |
array.my_none?(String) == true #true | |
``` | |
- [ ] when a pattern other than Regex or a Class is given returns true only if none of the collection matches the pattern | |
```ruby | |
words = %w[dog door rod blade] | |
words.my_none?(5) == words.none?(5) #true | |
``` | |
- [ ] Regex is passed as an argument returns true only if none of the collection matches the Regex | |
```ruby | |
words.my_none?(/z/) == words.none?(/z/) #true | |
words.my_none?(/d/) == words.none?(/d/) #true | |
``` | |
- [ ] returns true if the block never returns true for all elements | |
```ruby | |
true_array = [nil, false, true, []] | |
false_array = [nil, false, nil, false] | |
false_array.my_none? #true | |
true_array.my_none? #false | |
``` | |
- [ ] when no block or argument is given when no block or argument is given returns true only if none of the collection members is true | |
```ruby | |
true_array = [nil, false, true, []] | |
false_array = [nil, false, nil, false] | |
false_array.my_none? == true #true | |
true_array.my_none? == false #false | |
``` |
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