something like this:
a = 6
case a
when /\d/ then "it's a number"
end
no luck, it doesn’t work
something like this: a = 6 case a when /\d/ then it’s a number
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something like this:
a = 6
case a
when /\d/ then "it's a number"
end
no luck, it doesn’t work
When used with a value on the initializer, all case does is try it with === against each expression. The problem isn’t with case, try:
All that to say, regexes match against strings only. Try replacing the second line by:
EDIT: To answer the OP’s follow-up in comments, there’s a subtlety here.
Perhaps unexpectedly to the beginner, String#=== and Regexp#=== have different effects. So, for:
This will call
String === 'foo', not'foo' === String, etc.