Created
February 4, 2013 20:49
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Sorting a ruby array of objects by an attribute that could be nil.
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| foo=[nil, -3, 100, 4, 6, nil, 4, nil, 23] | |
| foo.sort{|a,b|( a and b ) ? a <=> b : ( a ? -1 : 1 ) } | |
| RESULT=> [-3, 4, 4, 6, 23, 100, nil, nil, nil] |
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