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egghead.io

ES6 and Beyond

via egghead.io

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Overview

Syllabus

  • Copy an Array with the Spread Operator
  • Nested Destructuring for Objects
  • Copy an Object with the Spread Operator
  • Merge Arrays using the Spread Operator
  • Flatten a Nested Array in JavaScript with Array.prototype.flat
  • Merge Objects with JavaScript's Spread Operator
  • For...in Loop vs. For...of Loop
  • Array.prototype.flatMap from ES2019
  • Convert an Object to an Array and back again with Object.entries and Object.fromEntries
  • Safely Access a Property on a JavaScript Object with Optional Chaining
  • Safely Access a Property on a JavaScript Array with Optional Chaining

Taught by

Laurie Barth

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