http://ablogaboutcode.com/2012/01/04/the-ampersand-operator-in-ruby WebbRuby function to join array with commas and a conjunction Ask Question Asked 11 years, 5 months ago Modified 11 years, 5 months ago Viewed 24k times 17 Should take an array such as ['dog', 'cat', 'bird', 'monkey'] and return 'dog, cat, bird and monkey'. Looking for a more elegant solution.
syntax - What does map(&:name) mean in Ruby? - Stack Overflow
Webb21 nov. 2024 · The ampersand’s role in an argument list is to identify the block argument, which must come last if present. Note that while it is very common to see & used with symbols, and procs themselves when passed as block arguments to a method, in true duck-typing fashion, anything that responds to to_proc will work. WebbYou have learned about the gsub method in Ruby! It’s a powerful method that allows you to replace, or substitute characters inside a string. It has multiple uses: Removing invalid characters (by making the 2nd argument an empty string) Replacing placeholders & acronyms by their full values Using patterns & logic to change a string brick lane wine reviews
Ruby & Ampersand – Ruby Programming
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