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Master JavaScript Array Reduce Method In 10 Minutes 

Colt Steele
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3 окт 2024

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Комментарии : 32   
@kalaivanib9555
@kalaivanib9555 Год назад
That was the best understanding of an Array method I had in just 10 minutes. Clear and thorough ! Thank you.
@renatoknot
@renatoknot Год назад
I studied Javascript for 1 year or more and never fully understood the Reduce method, just for basic things like sum, but this explanation was monstrous. Thank you Colt Steele
@JoseAlvarez-dl3hm
@JoseAlvarez-dl3hm Год назад
Nice learning material as always. I learned sql from you better than from my university classes, and now learning new things in javascript
@NadaII
@NadaII 4 месяца назад
Hey Colt, I firmly believe that the name you give your child plays a significant role in their future success. With that in mind, your parents must have really wanted the best for you. Your new subscriber and fan, Dick Everhard.
@kevinrobertandrews
@kevinrobertandrews Год назад
Another great use case for .reduce() is that you can use it to build up sequences of strings. If you think of code itself as just being a sequence of strings, then it's possible to use reduce to automate writing code. ☺️
@Peggysue_zSut
@Peggysue_zSut Год назад
Thank you for explaining this step by step, its so straight forward and refreshing as always :) 😍
@vasyaqwe2087
@vasyaqwe2087 Год назад
Thanks Colt, your explanation is very clear
@andresfelipearianoramirez2748
Hello Colt i started your web developer bootcamp and im so exited to do it, i'll tell u when i finish it and try to get a job. pd(i love how you explain all things)
@codiejones3088
@codiejones3088 Год назад
Colt Steele teaching me new things every day, thanks brother
@ataru-music
@ataru-music Год назад
Reduce object section (8.04min): A weak comparison is made with the equality (==) operator where the "null" value is seen in the same way as an "undefined" value. If we use the strict equality comparison (===) we see that with "null" we have problems while with undefined we do not. I think it is always a good idea to use strinct equality comparisons instead of weak ones, also to avoid wasting time in debugging. I always follow you when I can Cold ;)
@bcrowie1
@bcrowie1 Год назад
Great video as always! But no extravagant thumbnail?! Colt we were on a roll!
@Metovski
@Metovski Год назад
YOU ARE THE KING
@BlaBlaBlaInDaHouse
@BlaBlaBlaInDaHouse Год назад
Another great video, thank you!
@dabinalab4991
@dabinalab4991 Год назад
When would you want to use this vs writing your own recursive function? They both act in a similar way and in the data structure course, a lot of the recursion examples were similar to these reduce ones
@sobeyyy
@sobeyyy Год назад
Another great video thanks Colt!
@MS-el8wj
@MS-el8wj Год назад
My question is, why lot of people do not recommend using reduce. I saw lot of articles, even lint configuration when it yells when using reduce. What are your thoughts on this?
@JEEJY30
@JEEJY30 Год назад
great job sir
@lisalin9375
@lisalin9375 Год назад
Thank you so much Colt! Love your courses on Udemy, you are one of the best teacher I ever encountered, would you consider do some tutorials for PHP? since I would like to be freelancing for website development, wordpress is still widely used... hope I can get some response from you, thanks!
@oneofone_1333
@oneofone_1333 Год назад
Thank you Colt. Are you going to update your Javascript Course?
@МаксимВакуленко-к8г
Hi Colt. I would like to ask for advice on which course is better to explain Java script The Web Developer Bootcamp 2022 or The Modern Javascript Bootcamp Course (2022)?
@gawc1uuu124
@gawc1uuu124 Год назад
Could you make a video about DTOs in express?
@khoushiekram5287
@khoushiekram5287 Год назад
Awesome Colt ❤️
@AkashKumar-lr6hc
@AkashKumar-lr6hc Год назад
Awesome
@sh4kirrr448
@sh4kirrr448 Год назад
I was thinking about reduce method abt 20 mints ago and you've just uploaded a vid on it, lol.
@pietricele
@pietricele Год назад
Do you plan on remaking the Algorithms and Data Structures course as you did with MySQL ? because that would be great!
@shifronim8950
@shifronim8950 Год назад
Is second case doing .map() method? We can do the same with .map(), right? I heard that .reduce() wraps .filter() and . map() methods
@KILLCHRISU
@KILLCHRISU Год назад
Thanks for breaking it down Mr. Steele! It finally clicked for me :)
@Leillofitness
@Leillofitness Год назад
Colt podrias poner subtitulos en español?
@johnm8358
@johnm8358 Год назад
Never use it, always leads to unclear code unless it's doing something very simple
@Darkangel9036
@Darkangel9036 Год назад
lol what. Clearly never have worked as a Full Stack Engineer.
@darkpain4208
@darkpain4208 Год назад
@@Darkangel9036 He's a newbie so it's ok. Don't try to be condescending over simple stuff on the internet; it's really not worth it. Bye 👋.
@johnm8358
@johnm8358 Год назад
@@Darkangel9036 I am a full stack actually, I prefer to write readable code, unless I'm summing an array of numbers I don't need it
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