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給定程式碼 `var x = 5; console.log(x); (function () { console.log(x); var x = 10; console.log(x); })() console.log(x);`，請問會印出什麼？原因是什麼？
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javascript
hoisting
scope
iife
var
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給定程式碼 `var x = 5; console.log(x); (function () { console.log(x); var x = 10; console.log(x); })() console.log(x);`，請問會印出什麼？原因是什麼？ - Skill Card | Skill Card