Answers for "rails array group_by"

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rails array group_by

array.group_by(&:item)
### or
array.group_by{|g| g.item}

## eg 
array = [
{ date: '', mrr: '' },
{ date: '', mrr: '' },
{ date: '', mrr: '' },
{ date: '', mrr: '' },
{ date: '', mrr: '' }
]

array.group_by(&:date)

array.group_by{|g| g.date}

Posted by: Guest on April-26-2022

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