Js Array Map Unique

Map returns a new array with the added items. Add ( do+while, function() { if ( data. Simple iteration over array of objects.

Set is a new data structure introduced in es6. We are passing the new array of person.name or person.age to the set which will have the unique items and then spreading it as individual item using spread. Let data = require ( ./data.json ) suite.

We are passing the new array of person.name or person.age to the set which will have the unique items and then spreading it as individual item using spread.

I find maps to be extremely clear abd readable, probably due to using them for years. Map () does not execute the function for empty elements. We are passing the new array of person.name or person.age to the set which will have the unique items and then spreading it as individual item using spread. Javascript array unique values javascript by batman on jul 03 2020 comment 40 xxxxxxxxxx 1 var arr = [55, 44, 65,1,2,3,3,34,5];