You can use reduce to implement map, filter, etc. That's why some people call reduce as the most important operation of array.
reduce
map
filter
Besides, just to add on, your example of reducing to a boolean can be replaced with Array.prototype.some method.
Array.prototype.some
Yes, reduce is actually an important building block of FP.
Thanks for reminding me about .some(). I always forget that it exists.
.some()
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You can use
reduceto implementmap,filter, etc. That's why some people call reduce as the most important operation of array.Besides, just to add on, your example of reducing to a boolean can be replaced with
Array.prototype.somemethod.Yes, reduce is actually an important building block of FP.
Thanks for reminding me about
.some(). I always forget that it exists.