In real apps, where do closures show up?
In real apps, where do closures show up?
题目类型: 技术面试题
这是一道技术面试题,常见于澳洲IT公司面试中。
难度: medium
标签: interviewbit, javascript, topic-specific, frontend
参考答案摘要
Closures appear in event handlers, callbacks, and timers. They are used heavily in React hooks. Promises and async functions rely on closures. They help keep state across async boundaries. Most JavaSc...
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