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Study a small question today: How to get the return value of a JavaScript asynchronous function? 1. Wrong attempt When I didn’t enter the industry that year, my initial attempt was: 2. The callback function pops up is not 4, but
1. How to get the return value of JavaScript asynchronous function
Introduction: Let’s study a small question today: How to get the return value of a JavaScript asynchronous function? 1. Wrong attempt When I was not in the industry, my initial attempt was: