Promises in JavaScript may feel like an abstract or magical thing that handles the async work for us. Once you get into them, they're relatively easy to use, but not that easy to understand what's really happening.
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How Promises Work in JavaScript
Promises in JavaScript may feel like an abstract or magical thing that handles the async work for us. Once you get into them, they're relatively easy to use, but not that easy to understand what's really happening.
Full article