Answer by MOPO3OB for Making a Ruby array string into an array of integers
To summarize: you get 0 as first element in the array because of non-digital character at the beginning of your string:p '[1'.to_i #=> 0Maybe there is a better way to recieve original string. If...
View ArticleAnswer by Cary Swoveland for Making a Ruby array string into an array of...
If you do not wish to use JSON,ids.scan(/\d+/).map(&:to_i) #=> [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]If ids may contain the string representation of negative integers, change the regex to /-?\d+/.
View ArticleAnswer by tadman for Making a Ruby array string into an array of integers
Since this is actually in JSON format the answer is easy:require 'json'id_json = "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]"ids = JSON.load(id_json)The reason your solution "lops off" the first number is because...
View ArticleMaking a Ruby array string into an array of integers
I have an array (which is technically a string) of id numbers.ids = "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]"I want to make the ids into an array that looks like this:ids = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]The...
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