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JavaScript Array methods

Shreyas Pahune on June 13, 2021

We have a lot of array methods in JavaScript but in this blog you are gonna see only the most useful methods and after reading this, I am pretty su...
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jimhol •

indexOf is good when you need the index. If you just want to know whether the value is in the array or not, you then have to test the result against -1. Alternatively you could use .includes() to get true or false directly.

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Shreyas Pahune •

Yup that’s correct! But indexOf tells you precisely where the value is found…✅

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Larson •

Just a reminder that arrow functions are not just another syntax. An alternative expression with limited use.

developer.mozilla.org/en-US/docs/W...

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Mardiya Zubairu •

Thanks for this post. I just finally understood reduce method😊

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Shreyas Pahune •

Awesome 😇

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Shreyas Pahune •

Thanks bro!

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Robert Lancer •

sort() also makes a new array and the original array is un-touched

That's not true, sort modifies the array in place

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deniskatsapov •

Thanks 👍 .
I am still confused about the methods .

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Shreyas Pahune • • Edited

confused about methods discussed in this blog?? or the term method?

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someshium •

Also, how to make these code snippets images?

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Shreyas Pahune •

Copy and Paste your code in this website : carbon.now.sh/

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someshium profile image
someshium •

I am not getting how the sort function adds the elements to a new array based on return value 1 or -1. Can you please explain this?

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Shreyas Pahune •

That is how the sort function is made...you just have to give it a variable, and if the values matches then it will get pushed into the new variable we created.

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Tahavepari •

It's very helpful to me Keep it up bro 🔥

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Shreyas Pahune •

Thanks bro