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Editorial Team
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Editorial Team
Asked: May 16, 20262026-05-16T16:19:47+00:00 2026-05-16T16:19:47+00:00

Typically, we define a hash as h={:a=>val1, :b=>val2} However, i want to add a

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Typically, we define a hash as

h={:a=>val1, :b=>val2}

However, i want to add a condition to only add in the key :b if val2 is not a nil value. Something like

h={:a=>val1}
h[:b]=val2 if val2

But can it be encapsulated in a single line?

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  1. Editorial Team
    Editorial Team
    2026-05-16T16:19:48+00:00Added an answer on May 16, 2026 at 4:19 pm
    h = { :a => val1 }.merge(val2 ? { :b => val2 } : {})
    

    But don’t do this. Just keep it simple.

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