js async await Uncaught SyntaxError

Uncaught SyntaxError
修改后

Uncaught SyntaxError

Uncaught SyntaxError: await is only valid in async functions and the top level bodies of modules

await the top level bodies of modules
- 无法运行

<script type="text/javascript">
// Uncaught SyntaxError: await is only valid in async functions and the top level bodies of modules
let x = await tools();
console.log(x);
</script>

修改后

参考

<script type="text/javascript">
// demo
(async () => {let x = await tools();console.log(x);
})();
</script>

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js async await Uncaught SyntaxError

js async await Uncaught SyntaxError

Uncaught SyntaxError

修改后

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