hlw091.iife常见操作问题及解决方案,异步操作问题解决方案：使用Promise或async/await来处理IIFE中的异步操作，确保异步代码的执行顺序正确。(function(){asyncfunctionasyncOperation(){letresult=awaitnewPromise((resolve)=>{setTimeout(()=>{resolve("Asyncoperationcompleted");},1000);});console.log(result);}asyncOperation();})();javascript(asyncfunction(){try{varresult=awaitfetchData();console.log(result);}catch(error){console.error("Errorfetchingdata:",error);}})();