Created
March 28, 2014 10:57
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Get hash content except some keys (filter hash)
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| def filter(hsh, *keys) | |
| hsh.reject { |k, _| keys.include? k } | |
| end | |
| # Usage | |
| histogram = { | |
| monday: 5, | |
| tuesday: 7, | |
| wednesday: 10, | |
| thursday: 18, | |
| friday: 7, | |
| saturday: 2, | |
| sunday: 0 | |
| } | |
| filter(histogram, :saturday, :sunday) |
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