forEach vs for Loops for Async Operations in JavaScript
Well, today I learnt an important lesson. 🤔 The Problem In a recent coding effort, I found myself faced with the classic choice between JavaScript’s forEach and for… loops. As I was iterating through an array of data, I realized that my code required asynchronous operations. Async/Await in forEach: Initially, I opted for the simplicity of forEach, but soon hit a roadblock. Despite my attempts to use async/await within the loop, I encountered unexpected behaviour. The asynchronous nature of forEach proved to be a block which led to unhandled promises and unpredictable results. Here’s what I was using: ...