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Home » Quiz » ES6 Quiz

The _________ method executes a provided function once for each array element.

Difficulty level
  • forEach
  • map
  • filter
  • reduce
The correct answer is forEach. This method iterates over each element in an array and executes a provided function once for each element. It is commonly used for tasks like logging, updating values, or performing side effects.
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ES6 Quiz
Quiz
_________ in ES6 Modules enables static analysis and optimization, a feature not present in CommonJS.
What is the primary benefit of using Promises in AJAX calls over traditional callback functions?

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