array map arrow function
materials.map((str) => {
const {length} = str;
return length;
});array map arrow function
materials.map((str) => {
const {length} = str;
return length;
});arrow function map js
const exampleArray = ['aa','bbc','ccdd'];
console.log(exampleArray.map(a => a.length));
//Would print out [2,3,4]Copyright © 2021 Codeinu
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