![When to Use forEach, map, filter, find, and reduce on JavaScript Arrays | JavaScript in Plain English When to Use forEach, map, filter, find, and reduce on JavaScript Arrays | JavaScript in Plain English](https://miro.medium.com/v2/resize:fit:1000/1*K_gZ8Oc4xkv9VOARcthZqQ.png)
When to Use forEach, map, filter, find, and reduce on JavaScript Arrays | JavaScript in Plain English
![68 - JavaScript: Difference between sort(), filter(), map(), reduce() methods - (தமிழில்) (Tamil) - YouTube 68 - JavaScript: Difference between sort(), filter(), map(), reduce() methods - (தமிழில்) (Tamil) - YouTube](https://i.ytimg.com/vi/hTyD4n2EiY8/maxresdefault.jpg)
68 - JavaScript: Difference between sort(), filter(), map(), reduce() methods - (தமிழில்) (Tamil) - YouTube
![Joel Thoms 🍻 on Twitter: "💡TIP: filter and then map will loop through the array twice. This may (or may not) have a performance impact. To loop through the list one time, Joel Thoms 🍻 on Twitter: "💡TIP: filter and then map will loop through the array twice. This may (or may not) have a performance impact. To loop through the list one time,](https://pbs.twimg.com/media/EHK8M62WoAAUuCt.png)
Joel Thoms 🍻 on Twitter: "💡TIP: filter and then map will loop through the array twice. This may (or may not) have a performance impact. To loop through the list one time,
![Proful Sadangi on Twitter: "Javascript array functions map filter find reduce https://t.co/L3CmRYQMEM" / Twitter Proful Sadangi on Twitter: "Javascript array functions map filter find reduce https://t.co/L3CmRYQMEM" / Twitter](https://pbs.twimg.com/media/EfdJd2zUEAAP8aE.jpg:large)
Proful Sadangi on Twitter: "Javascript array functions map filter find reduce https://t.co/L3CmRYQMEM" / Twitter
![An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods | CSS-Tricks - CSS-Tricks An Illustrated (and Musical) Guide to Map, Reduce, and Filter Array Methods | CSS-Tricks - CSS-Tricks](https://i0.wp.com/css-tricks.com/wp-content/uploads/2019/03/arrays-02.png?ssl=1)