Answers for "what does .filter do in js"

6

filter in js

const filterThisArray = ["a","b","c","d","e"] 
console.log(filterThisArray) // Array(5) [ "a","b","c","d","e" ]

const filteredThatArray = filterThisArray.filter((item) => item!=="e")
console.log(filteredThatArray) // Array(4) [ "a","b","c","d" ]
Posted by: Guest on August-03-2020
2

javascript filter

const myNum = [2,3,4,5,6,7,8,9,10];
//using filter gives us a new array
const divisibleBy3 = myNum.filter(eachNum => eachNum%3==0); 
console.log(divisibleBy3); //output:[3,6,9]
Posted by: Guest on July-14-2021

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