CoffeeScript – enumerate array / get index during for loop

Turns out there’s always a second parameter passed to a for loop which is the index.

How shockingly convenient.

for value in list
console.log value

for value, index in list
console.log value, index

Published by Yuji Tomita

I'm a human person. I excel in crafting holistic technology solutions that extend beyond a narrow technical scope.

4 Comments

  1. Ardee Aram says:
    February 8, 2016 at 11:10 pm

    Thanks, great help!

    Reply
  2. 4ken says:
    May 21, 2016 at 4:59 am

    Is it working with nested objects?

    Reply
  3. Kyle says:
    August 23, 2016 at 12:08 am

    This is the answer I’ve been searching for on Google for hours! Thank you!

    Reply
  4. nocdib says:
    May 4, 2017 at 3:35 pm

    Thanks. This was a help to me.

    Reply

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