How to write for loop in CoffeeScript.
for loop of array
In Ruby, it is written as items.each.
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arr = ['a', 'b', 'c'] for item in arr alert item |
for loop of array with index
In Ruby, it is written as items.each_with_index.
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arr = ['a', 'b', 'c'] for item, index in arr alert index alert item |
