simplest way to check for just spaces in ruby
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Published on 2010-03-25T18:42:20Z
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2010/03/25
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So I know in ruby that x.nil? will test if x is null.
What is the simplest way to test if x equals ' ', or ' ', or ' ', etc?
Basically, I'm wondering what the best way to test if a variable is all whitespace?
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